Addition and Subtraction Strategies

46-29=

• 23

• 17

• 18

82-18=

• 62

• 66

• 64

The store has 150 baseballs. At the end of the month, there were 81 baseballs left. How many baseballs did the store sell?

• 69 baseballs

• 59 baseballs

• 70 baseballs

• 68 baseballs

The warmest day of this year was 105 degrees. The coldest day of the year was 18 degrees. What is the difference between the warmest and coldest days of the year?

• 97 degress

• 77 degrees

• 123 degrees

• 87 degrees 

Using the number line what is the answer to 37 - 9 = ____

• 28

• 29

• 46

• 37

What subtraction equation does this number line represent?

• 48-23=71

• 71-48=23

• 68-50=20

What subtraction equation is this number line being used to solve?

• 37 + 62 = 25

• 62 -25 = 25

• 62 - 25 = 37

21+47=

• 68

• 59

• 69

• 66

42+51=

• 93

• 94

• 83

• 84

27+56=

• 83

• 73

• 72

• 81