NR 2.4 = (+, -)

Tyreke counts 78 peanuts in a jar. He eats 46 of them. Tyreke wants to find out how many peanuts he has left in his jar. He wants to check his answer using addition. Which addition sentence would he use to check his answer?

• 78 + 46 =

• 46 + 32 =

• 78 + 32 =

• 32 + 14 =

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Mr. Jones had some balls in a bag. He put 24 more balls in the bag. Then there were 52 balls in the bag. How many balls were in the bag before he put more in and why?

• A

• B

• C

• D

Tags

CCSS.2.OA.A.1

Erica had 85 plants to sell. At the end of the day, she had 17 plants left over that she did NOT sell. How many plants did Erica sell?

• A

• B

• C

• D

Tags

CCSS.3.OA.D.8

Which addition problem does NOT require regrouping from the ones to the tens?

• A. 59 + 22

• B. 43 + 47

• C. 64 + 28

• D. 56 + 32

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

A class has 35 children, but 18 are away at a play. How many children are left in the class?

• 53

• 17

• 27

• 23

Tags

CCSS.2.OA.A.1

What number goes in the box to make the number sentence true?

35 − □ = 19

• 16

• 24

• 54

• 26

Tags

CCSS.1.OA.D.8

Alison uses 22 red beads, 11 purple beads, and 6 pink beads to make a necklace. How many beads does she use in all, and why?

• A

• B

• C

• D

Tags

CCSS.2.OA.A.1