Understand Fraction of Outcomes: CCSS.Math.Content.7.SP.C.8a - 7th Grade Math
Card 0 of 48
Joe has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles. If the first marble he draws is a red marble, then what is the probability that he will draw another red marble on his second try?
Joe has a bag of
Joe starts out with 
marbles, and 
of the marbles are red. This means that the probability of Joe drawing a red marble from the bag on his first attempt is 
Now that Joe has taken a red marble from the bag, we have only 
red marbles left, and a total of 
marbles left in the bag; thus, the probability of Joe drawing a red marble on his second attempt is 
Joe starts out with
Now that Joe has taken a red marble from the bag, we have only
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a yellow marble, then what is the probability that he will draw another yellow marble on his second try?
Joe has a bag of
Joe starts out with marbles, and 
of the marbles are yellow. This means that the probability of Joe drawing a yellow marble from the bag on his first attempt is 
Now that Joe has taken a yellow marble from the bag, we have only 
yellow marbles left, and a total of marbles left in the bag; thus, the probability of Joe drawing a yellow marble on his second attempt is 
Joe starts out with
Now that Joe has taken a yellow marble from the bag, we have only
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a blue marble, then what is the probability that he will draw another blue marble on his second try?
Joe has a bag of
Joe starts out with marbles, and of the marbles are blue. This means that the probability of Joe drawing a blue marble from the bag on his first attempt is
Now that Joe has taken a blue marble from the bag, we have only blue marbles left, and a total of marbles left in the bag; thus, the probability of Joe drawing a blue marble on his second attempt is
Joe starts out with
Now that Joe has taken a blue marble from the bag, we have only
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a red marble, then what is the probability that he will draw a blue marble on his second try?
Joe has a bag of
Joe starts out with marbles, and of the marbles are blue. This means that the probability of Joe drawing a blue marble from the bag on his first attempt is
Now that Joe has taken a red marble from the bag, we still have 
blue marbles left, but only a total of marbles left in the bag; thus, the probability of Joe drawing a blue marble on his second attempt is 
Joe starts out with
Now that Joe has taken a red marble from the bag, we still have
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a red marble, then what is the probability that he will draw a yellow marble on his second try?
Joe has a bag of
Joe starts out with marbles, and 
of the marbles are yellow. This means that the probability of Joe drawing a yellow marble from the bag on his first attempt is 
Now that Joe has taken a red marble from the bag, we still have 
yellow marbles left, but only a total of marbles left in the bag; thus, the probability of Joe drawing a yellow marble on his second attempt is 
Joe starts out with
Now that Joe has taken a red marble from the bag, we still have
Compare your answer with the correct one above
Dan has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles, 
purple marble, and 
orange. If the first marble he draws is a red marble, then what is the probability that he will draw a blue marble on his second try?
Dan has a bag of
Dan starts out with 
marbles, and 
of the marbles are blue. This means that the probability of Dan drawing a blue marble from the bag on his first attempt is 
Now that Dan has taken a red marble from the bag, we still have 
blue marbles left, but only a total of 
marbles left in the bag; thus, the probability of Dan drawing a blue marble on his second attempt is 
Dan starts out with
Now that Dan has taken a red marble from the bag, we still have
Compare your answer with the correct one above
Dan has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles, 
purple marble, and 
orange. If the first marble he draws is a purple marble, then what is the probability that he will draw a red marble on his second try?
Dan has a bag of
Dan starts out with 
marbles, and 
of the marbles are red. This means that the probability of Dan drawing a blue marble from the bag on his first attempt is 
Now that Dan has taken a purple marble from the bag, we still have 
red marbles left, but only a total of 
marbles left in the bag; thus, the probability of Dan drawing a red marble on his second attempt is 
Dan starts out with
Now that Dan has taken a purple marble from the bag, we still have
Compare your answer with the correct one above
Dan has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles, 
purple marble, and 
orange. If the first marble he draws is a yellow marble, then what is the probability that he will draw a purple marble on his second try?
Dan has a bag of
Dan starts out with 
marbles, and 
of the marbles is purple. This means that the probability of Dan drawing a purple marble from the bag on his first attempt is 
Now that Dan has taken a yellow marble from the bag, we still have 
purple marble left, but only a total of 
marbles left in the bag; thus, the probability of Dan drawing a purple marble on his second attempt is 
Dan starts out with
Now that Dan has taken a yellow marble from the bag, we still have
Compare your answer with the correct one above
Dan has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles, 
purple marble, and 
orange. If the first marble he draws is as orange marble, then what is the probability that he will draw a red marble on his second try?
Dan has a bag of
Dan starts out with 
marbles, and 
of the marbles are red. This means that the probability of Dan drawing a red marble from the bag on his first attempt is 
Now that Dan has taken an orange marble from the bag, we still have 
red marbles left, but only a total of 
marbles left in the bag; thus, the probability of Dan drawing a red marble on his second attempt is 
Dan starts out with
Now that Dan has taken an orange marble from the bag, we still have
Compare your answer with the correct one above
Dan has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles, 
purple marble, and 
orange. If the first marble he draws is an orange marble, then what is the probability that he will draw another orange marble on his second try?
Dan has a bag of
Dan starts out with 
marbles, and 
of the marbles are orange. This means that the probability of Dan drawing an orange marble from the bag on his first attempt is 
Now that Dan has taken an orange marble from the bag, we have 
orange marble left, and a total of 
marbles left in the bag; thus, the probability of Dan drawing an orange marble on his second attempt is 
Dan starts out with
Now that Dan has taken an orange marble from the bag, we have
Compare your answer with the correct one above
Dan has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles, 
purple marble, and 
orange. If the first marble he draws is a blue marble, then what is the probability that he will draw another blue marble on his second try?
Dan has a bag of
Dan starts out with 
marbles, and 
of the marbles are blue. This means that the probability of Dan drawing a blue marble from the bag on his first attempt is 
Now that Dan has taken a blue marble from the bag, we have 
blue marbles left, and a total of 
marbles left in the bag; thus, the probability of Dan drawing a blue marble on his second attempt is 
Dan starts out with
Now that Dan has taken a blue marble from the bag, we have
Compare your answer with the correct one above
Dan has a bag of 
marbles: 
red marbles, 
, yellow marbles, and 
blue marbles, 
purple marble, and 
orange. If the first marble he draws is a red marble, then what is the probability that he will draw another red marble on his second try?
Dan has a bag of
Dan starts out with 
marbles, and 
of the marbles are red. This means that the probability of Dan drawing a red marble from the bag on his first attempt is 
Now that Dan has taken a red marble from the bag, we have 
red marbles left, and a total of 
marbles left in the bag; thus, the probability of Dan drawing a red marble on his second attempt is 
Dan starts out with
Now that Dan has taken a red marble from the bag, we have
Compare your answer with the correct one above
Dan has a bag of marbles: red marbles, , yellow marbles, and blue marbles, purple marble, and orange. If the first marble he draws is a yellow marble, then what is the probability that he will draw a purple marble on his second try?
Dan has a bag of
Dan starts out with marbles, and of the marbles is purple. This means that the probability of Dan drawing a purple marble from the bag on his first attempt is
Now that Dan has taken a yellow marble from the bag, we still have purple marble left, but only a total of marbles left in the bag; thus, the probability of Dan drawing a purple marble on his second attempt is
Dan starts out with
Now that Dan has taken a yellow marble from the bag, we still have
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a red marble, then what is the probability that he will draw another red marble on his second try?
Joe has a bag of
Joe starts out with marbles, and of the marbles are red. This means that the probability of Joe drawing a red marble from the bag on his first attempt is
Now that Joe has taken a red marble from the bag, we have only red marbles left, and a total of marbles left in the bag; thus, the probability of Joe drawing a red marble on his second attempt is
Joe starts out with
Now that Joe has taken a red marble from the bag, we have only
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a yellow marble, then what is the probability that he will draw another yellow marble on his second try?
Joe has a bag of
Joe starts out with marbles, and of the marbles are yellow. This means that the probability of Joe drawing a yellow marble from the bag on his first attempt is
Now that Joe has taken a yellow marble from the bag, we have only yellow marbles left, and a total of marbles left in the bag; thus, the probability of Joe drawing a yellow marble on his second attempt is
Joe starts out with
Now that Joe has taken a yellow marble from the bag, we have only
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a blue marble, then what is the probability that he will draw another blue marble on his second try?
Joe has a bag of
Joe starts out with marbles, and of the marbles are blue. This means that the probability of Joe drawing a blue marble from the bag on his first attempt is
Now that Joe has taken a blue marble from the bag, we have only blue marbles left, and a total of marbles left in the bag; thus, the probability of Joe drawing a blue marble on his second attempt is
Joe starts out with
Now that Joe has taken a blue marble from the bag, we have only
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a red marble, then what is the probability that he will draw a blue marble on his second try?
Joe has a bag of
Joe starts out with marbles, and of the marbles are blue. This means that the probability of Joe drawing a blue marble from the bag on his first attempt is
Now that Joe has taken a red marble from the bag, we still have blue marbles left, but only a total of marbles left in the bag; thus, the probability of Joe drawing a blue marble on his second attempt is
Joe starts out with
Now that Joe has taken a red marble from the bag, we still have
Compare your answer with the correct one above
Joe has a bag of marbles: red marbles, , yellow marbles, and blue marbles. If the first marble he draws is a red marble, then what is the probability that he will draw a yellow marble on his second try?
Joe has a bag of
Joe starts out with marbles, and of the marbles are yellow. This means that the probability of Joe drawing a yellow marble from the bag on his first attempt is
Now that Joe has taken a red marble from the bag, we still have yellow marbles left, but only a total of marbles left in the bag; thus, the probability of Joe drawing a yellow marble on his second attempt is
Joe starts out with
Now that Joe has taken a red marble from the bag, we still have
Compare your answer with the correct one above
Dan has a bag of marbles: red marbles, , yellow marbles, and blue marbles, purple marble, and orange. If the first marble he draws is a red marble, then what is the probability that he will draw a blue marble on his second try?
Dan has a bag of
Dan starts out with marbles, and of the marbles are blue. This means that the probability of Dan drawing a blue marble from the bag on his first attempt is
Now that Dan has taken a red marble from the bag, we still have blue marbles left, but only a total of marbles left in the bag; thus, the probability of Dan drawing a blue marble on his second attempt is
Dan starts out with
Now that Dan has taken a red marble from the bag, we still have
Compare your answer with the correct one above
Dan has a bag of marbles: red marbles, , yellow marbles, and blue marbles, purple marble, and orange. If the first marble he draws is a purple marble, then what is the probability that he will draw a red marble on his second try?
Dan has a bag of
Dan starts out with marbles, and of the marbles are red. This means that the probability of Dan drawing a blue marble from the bag on his first attempt is
Now that Dan has taken a purple marble from the bag, we still have red marbles left, but only a total of marbles left in the bag; thus, the probability of Dan drawing a red marble on his second attempt is
Dan starts out with
Now that Dan has taken a purple marble from the bag, we still have
Compare your answer with the correct one above