Mastering Two-Digit Addition and Subtraction

54 chicks hatched in 1st grade. Students took home 26 of the chicks. How many of the chicks were left?

• 54 - 26 = 32

• 54 + 26 = 80

• 54 - 26 = 28

• 54 + 26 = 70

The bats at the zoo ate 24 pieces of fruit one day and 29 pieces of fruit the next day.  How many pieces of fruit did the bats eat in the two days?

• 43

• 45

• 5

• 53

What is the sum of the two numbers?

• 16

• 98

• 61

• 89

• 71

• 81

• 91

• 101

• 34

• 44

• 54

• 64

• 32

• 42

• 52

• 62

• 37

• 47

• 57

• 67

• 83

• 93

• 103

• 113

• 26

• 36

• 46

• 56

• 64

• 74

• 84

• 94