Addition and Subtraction with Regrouping

2 Digit Addition

100

58+73

131

200

29+67

96

300

15+67

82

400

96+25

121

500

57+97

154

2 Digit Subtraction

100

73-57

16

200

80-14

66

300

54-49

5

400

77-59

18

500

21-18

3

Place Value

100

What place value is the 8 in?

489

Tens place

200

What place value is the 3 in?

23

Ones

300

What place value is the 6 in?

620

Hundreds

400

What place value is the 2 in?

20

tens

500

What place value is the 9 in?

79

ones

Missing Number

100

Find the missing number in the equation.

 45+ ____ = 23+46

24

200

Find the missing number in the equation.

 25- ____ = 31-16

10

300

True or false?

46+27=82+10

False

400

Determine the unknown in the equation.
15 + 35 = ____ + 37.

13

500

True or false?

22+15=17+20

True