Operations on whole numbers

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CCSS.1.OA.A.1

Jaelyn had 7 more stuffed animals than Isabela. Isabela has 10.

• $10+7$

• $10-7$

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CCSS.1.OA.A.1

An elevator is on the 15th floor. It goes down eight floors. What floor is the elevator on now?

(a)  

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CCSS.1.OA.A.1

A florist had 37 roses. If she sold 16 of them and then later picked 19 more, how many roses would she have?

• Subtract 19 from 37 and add 16
• Subtract 16 from 37 and add 19
• Subtract 16 from 19 and add 37
• Add 37 and 16 and subtract 19

Tags

CCSS.1.OA.A.1

There are 14 party hats in a box. There are 10 party hats in a bag. How many fewer hats are in the bag than in the box?

• 14

• 10

• 4

• 24

Tags

CCSS.1.OA.A.1

What is 1 LESS?

• 
• 
• 

Tags

CCSS.1.OA.A.1

Decrease is a keyword that is used with ________ problems.

• Addition
• Subtraction

Tags

CCSS.1.OA.A.1

What CLUE words let you know what to do?

"There are 96 crayons in a box. Jordan lost 9 of them. How many are left?

• There are

• in a box

• how many are left

• of them

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CCSS.1.OA.A.1

• Add

• Subtract

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CCSS.1.OA.A.1

Think of what you learned this first lesson. How hard was it? (This is not graded.)

• It was really easy.

• It was really hard.

• It wasn't too easy and wasn't too hard.

Tags

CCSS.1.OA.A.1