Common Core: 3rd Grade Math : Multiply and Divide Within 100: CCSS.Math.Content.3.OA.C.7

Study concepts, example questions & explanations for Common Core: 3rd Grade Math

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Example Questions

Example Question #61 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

\displaystyle 2{\overline{\smash{)}6}}

 

Possible Answers:

\displaystyle 4

\displaystyle 5

\displaystyle 3

\displaystyle 6

\displaystyle 7

Correct answer:

\displaystyle 3

Explanation:

\displaystyle 2{\overline{\smash{)}6}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 2 equals \displaystyle 6?

\displaystyle 2\times3=6 

Example Question #727 : Operations & Algebraic Thinking

\displaystyle 2{\overline{\smash{)}10}}

 

Possible Answers:

\displaystyle 1

\displaystyle 5

\displaystyle 2

\displaystyle 3

\displaystyle 4

Correct answer:

\displaystyle 5

Explanation:

\displaystyle 2{\overline{\smash{)}10}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 2 equals \displaystyle 10?

\displaystyle 2\times5=10 

Example Question #61 : How To Divide

\displaystyle 2{\overline{\smash{)}20}}

 

Possible Answers:

\displaystyle 12

\displaystyle 8

\displaystyle 11

\displaystyle 9

\displaystyle 10

Correct answer:

\displaystyle 10

Explanation:

\displaystyle 2{\overline{\smash{)}20}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 2 equals \displaystyle 20?

\displaystyle 2\times10=20 

Example Question #63 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

\displaystyle 3{\overline{\smash{)}18}}

 

Possible Answers:

\displaystyle 7

\displaystyle 5

\displaystyle 8

\displaystyle 9

\displaystyle 6

Correct answer:

\displaystyle 6

Explanation:

\displaystyle 3{\overline{\smash{)}18}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 3 equals \displaystyle 18?

\displaystyle 3\times6=18 

Example Question #62 : How To Divide

\displaystyle 10{\overline{\smash{)}30}}

 

Possible Answers:

\displaystyle 7

\displaystyle 4

\displaystyle 5

\displaystyle 6

\displaystyle 3

Correct answer:

\displaystyle 3

Explanation:

\displaystyle 10{\overline{\smash{)}30}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 10 equals \displaystyle 30?

\displaystyle 10\times3=30 

Example Question #63 : How To Divide

\displaystyle 10{\overline{\smash{)}50}}

 

Possible Answers:

\displaystyle 1

\displaystyle 5

\displaystyle 4

\displaystyle 3

\displaystyle 2

Correct answer:

\displaystyle 5

Explanation:

\displaystyle 10{\overline{\smash{)}50}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 10 equals \displaystyle 50?

\displaystyle 10\times5=50 

Example Question #61 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

\displaystyle 10{\overline{\smash{)}70}}

 

Possible Answers:

\displaystyle 8

\displaystyle 4

\displaystyle 7

\displaystyle 6

\displaystyle 5

Correct answer:

\displaystyle 7

Explanation:

\displaystyle 10{\overline{\smash{)}70}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 10 equals \displaystyle 70?

\displaystyle 10\times7=70 

Example Question #64 : How To Divide

\displaystyle 10{\overline{\smash{)}110}}

 

Possible Answers:

\displaystyle 12

\displaystyle 10

\displaystyle 13

\displaystyle 11

\displaystyle 14

Correct answer:

\displaystyle 11

Explanation:

\displaystyle 10{\overline{\smash{)}110}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 10 equals \displaystyle 110?

\displaystyle 10\times11=110 

Example Question #65 : How To Divide

\displaystyle 11{\overline{\smash{)}22}}

 

Possible Answers:

\displaystyle 2

\displaystyle 5

\displaystyle 4

\displaystyle 6

\displaystyle 3

Correct answer:

\displaystyle 2

Explanation:

\displaystyle 11{\overline{\smash{)}22}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 11 equals \displaystyle 22?

\displaystyle 11\times2=22 

Example Question #71 : How To Divide

\displaystyle 11{\overline{\smash{)}44}}

 

Possible Answers:

\displaystyle 5

\displaystyle 2

\displaystyle 4

\displaystyle 1

\displaystyle 3

Correct answer:

\displaystyle 4

Explanation:

\displaystyle 11{\overline{\smash{)}44}}

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \displaystyle 11 equals \displaystyle 44?

\displaystyle 11\times4=44 

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