Adding and Subtracting Within 100

56+22

• 77

• 78

• 76

• 79

Malaia has 52 books at home. Her mom bought her some new books for her birthday. If Malaia's mom bought 16 books for her birthday, how many books does she have now?

• 65

• 69

• 68

• 67

73-21

• 52

• 51

• 54

• 64

Sam has 34 colored pencils. He lost some of his colored pencils when he brought them to school. If he lost 21 of his pencils, how many pencils does Sam have left?

• 14

• 23

• 13

• 24

98-27

• 72

• 71

• 70

• 74

Iker went to the store and bought 12 cookies. He went back to the store the next day and bought 42 more cookies! How many cookies does he have now?

• 54

• 33

• 53

• 34

54-22

• 32

• 31

• 30

• 33

74-50

• 20

• 24

• 23

• 26

67+12

• 78

• 77

• 76

• 79

Bethany brought 34 cupcakes to school. Everyone in class was at school so she gave a cupcake to every student. If there are 23 students in our class, how many cupcakes did Bethany have left over?

• 12

• 10

• 11

• 14