Common Core: 1st Grade Math : Order and Compare Objects by Length: CCSS.MATH.CONTENT.1.MD.A.1

Study concepts, example questions & explanations for Common Core: 1st Grade Math

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Example Questions

Example Question #21 : Order And Compare Objects By Length: Ccss.Math.Content.1.Md.A.1

Order these objects from largest to smallest. The sun is  inches, the star is  inches, and the moon is  inches. 

Possible Answers:

Moon, star, sun

Sun, star, moon

Sun, moon, star

Star, sun, moon

Moon, sun, star

Correct answer:

Sun, moon, star

Explanation:

When ordering objects from largest to smallest, you need to compare the numbers. The largest number will always be the largest object. In this case, the number  is bigger than  and  so the sun comes first. The number  is bigger than , so the moon comes next. The number  is the smallest number, so the star is the smallest object. 

Example Question #104 : Sets

Order these objects from largest to smallest. The plane is  inches, the cloud is  inches, and the ship is  inches. 

Possible Answers:

Plane, cloud, ship

Ship, plane, cloud

Plane, ship, cloud

Cloud, plane, ship

Cloud, ship, plane

Correct answer:

Plane, ship, cloud

Explanation:

When ordering objects from largest to smallest, you need to compare the numbers. The largest number will always be the largest object. In this case, the number  is bigger than  and  so the plane comes first. The number  is bigger than , so the ship comes next. The number  is the smallest number, so the cloud is the smallest object. 

Example Question #21 : Measurement & Data

Order these objects from smallest to largest. The coat is  inches in length, the hat is  inches in length, and the mittens are  inches in length.

Possible Answers:

Coat, hat, mittens

Mittens, hat, coat

Mittens, coat, hat

Hat, coat, mittens

Hat, mittens, coat

Correct answer:

Hat, mittens, coat

Explanation:

When ordering objects from smallest to largest, you need to compare the numbers. The smallest number will be the smallest object. In this case, the number  is smaller than  and  so the hat is the smallest object. The number  is smaller than , so the mittens are the next object. The number  is the biggest number, so the coat is the largest object. 

Example Question #22 : Measurement & Data

Order these objects from smallest to largest. The cloud is  inches, the sun is  inches, and the moon is  inches. 

Possible Answers:

Moon, cloud, sun

Sun, cloud, moon

Moon, sun, cloud

Cloud, sun, moon

Sun, moon, cloud

Correct answer:

Moon, sun, cloud

Explanation:

When ordering objects from smallest to largest, you need to compare the numbers. The smallest number will be the smallest object. In this case, the number  is smaller than  and  so the moon is the smallest object. The number  is smaller than , so the sun is the next object. The number  is the biggest number, so the cloud is the largest object. 

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