Addition - Missing Value, 2 Digit, 2 Numbers (Level 1)

This math topic focuses on mastering the skill of finding the missing value in addition problems. Each problem involves the addition of two-digit numbers while one of the addends, placed variably in the equations, is missing and needs to be calculated. The final sum for each equation is already provided. The tasks are designed to strengthen the ability to perform additions accurately and understand the relationship between the components of an addition equation, thereby enhancing arithmetic fluency with integers within a 2-digit range.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Addition - Missing Value, 2 Digit, 2 Numbers Worksheet

Math worksheet on 'Addition - Missing Value, 2 Digit, 2 Numbers (Level 1)'. Part of a broader unit on 'Addition and Subtraction of Integers - 2 and 3 Digit' Learn online: app.mobius.academy/math/units/addition_and_subtraction_integers_2_and_3_digit/

1

Solve for the missing value

a

12

b

16

c

7

d

9

e

0

f

13

2

Solve for the missing value

a

73

b

61

c

70

d

72

e

69

f

62

3

Solve for the missing value

a

790

b

80

c

77

d

83

e

79

f

70

4

Solve for the missing value

a

42

b

45

c

4

d

39

e

400

f

0

5

Solve for the missing value

a

34

b

32

c

30

d

33

e

25

f

0

6

Solve for the missing value

a

6

b

5,200

c

48

d

54

e

56

f

5,000

7

Solve for the missing value

a

60

b

71

c

59

d

70

e

5,500

f

590