2.NBT.B.5 CASE Review Questions 2021

What number is missing from the number sentence? ____ + 26 = 75

• 31

• 49

• 51

• 101

Which of these number lines shows the result of 35 - 22?

• [Image of number line]

• [Image of number line]

• [Image of number line]

• [Image of number line]

Dylan solved the problem shown as part of his homework. Which addition problem shows that he got the correct answer?

• 43 + 87

• 44 + 87

• 43 + 44

• 43 + 43

Megan has four bags of pennies she has saved. She needs 99 pennies to buy a birthday card for her brother. Which two bags of pennies will give Megan exactly 99 pennies?

• Bag 1 and Bag 3

• Bag 1 and Bag 4

• Bag 2 and Bag 3

• Bag 2 and Bag 4

Mandy wants to add 25 + 35. Which strategy would not give her the correct answer?

• 25 + 25 + 5 + 5

• 20 + 30 + 5 + 5

• 30 + 30 + 5

• 25 + 25 + 10

Which missing number makes the number sentence true? 5 + 4 + 7 = _ + 7

• 4

• 5

• 7

• 9

Which expression has the same value as ?

• 12 + 16

• 12 + 61

• 21 + 16

• 61 + 21

There are 85 people at the softball game. Then 36 people leave the softball game and go to a baseball game. How many people are still at the softball game?

• 41 people

• 49 people

• 51 people

• 59 people

The local dentist gives a toothbrush to all 86 second grade students in the school. If the dentist has 100 toothbrushes and gives 1 toothbrush to each second grader, how many toothbrushes will be left over?

• 10 toothbrushes

• 14 toothbrushes

• 24 toothbrushes

• 186 toothbrushes

On Thursday, 38 people went to the movies. On Friday, 57 people went to the movies. How many total people went to the movies on Thursday and Friday?

• 38 people

• 57 people

• 95 people

• 100 people