Free Printable Mental Math

1.

48 - 25

a)

23

b)

13

c)

25

d)

20

e)

28

2.

35 + 45

a)

80

b)

70

c)

90

d)

95

e)

85

3.

80 - 53

a)

27

b)

33

c)

37

d)

23

e)

31

4.

53 + 58

a)

111

b)

101

c)

1011

d)

98

e)

110

5.

62 - 55

a)

12

b)

13

c)

7

d)

5

e)

8

6.

18 + 18

a)

36

b)

40

c)

46

d)

26

e)

28

7.

48 - 23

a)

23

b)

13

c)

25

d)

20

e)

28

8.

35 + 35

a)

80

b)

70

c)

60

d)

85

e)

75

9.

80 - 47

a)

27

b)

33

c)

37

d)

23

e)

31

10.

56 + 58

a)

114

b)

104

c)

1014

d)

102

e)

110

11.

62 - 45

a)

22

b)

23

c)

17

d)

15

e)

18

12.

70 + 70

a)

140

b)

170

c)

114

d)

130

e)

174

13.

Select two numbers that have a sum of a multiple of ten.

a)

6

b)

8

c)

3

d)

7

e)

5

14.

Select two numbers that have a sum of a multiple of ten.

a)

21

b)

37

c)

42

d)

18

e)

4

15.

Select two numbers that have a sum of a multiple of ten.

a)

12

b)

8

c)

5

d)

19

e)

7

16.

Select two numbers that have a sum of a multiple of ten.

a)

11

b)

19

c)

16

d)

8

e)

7

17.

Select two numbers that have a sum of a multiple of ten.

a)

44

b)

16

c)

17

d)

9

e)

47

18.

$24\ \times\ 3\ =\ ?$

a)

78

b)

72

c)

75

d)

82

19.

$15\ \times?\ =\ 60$

a)

2

b)

5

c)

8

d)

4

20.

$400\ \times\ 7\ =\ ?$

a)

280

b)

2800

c)

240

d)

24

21.

81 x 3 = ?

a)

183

b)

163

c)

243

d)

273

22.

$18\ \times\ 5\ =\ ?$

a)

95

b)

80

c)

50

d)

90

23.

$60\ \times\ 8\ =\ ?$

a)

4800

b)

3600

c)

360

d)

480

24.

$56\ \times\ 2\ =\ ?$

a)

102

b)

112

c)

132

d)

114

25.

$90\ \times\ 3\ =\ ?$

a)

1200

b)

120

c)

2700

d)

270

26.

$43\ \times\ 2\ =\ ?$

a)

66

b)

86

c)

88

d)

82

27.

$140\ \times\ 2\ =\ ?$

a)

160

b)

80

c)

280

d)

2800

28.

$210\ \times\ 3\ =\ ?$

a)

630

b)

730

c)

520

d)

530

29.

$210\ \times\ ?\ =\ 630$

a)

2

b)

4

c)

3

d)

5

30.

$9\ \times\ ?\ =\ 360$

a)

40

b)

60

c)

400

d)

300

31.

$410\ \times\ 3\ =\ ?$

a)

1620

b)

1230

c)

1280

d)

733

32.

$410\ \times\ 5\ =\ ?$

a)

250

b)

1225

c)

2050

d)

6225

33.

$115\ \times\ 2\ =\ ?$

a)

212

b)

230

c)

315

d)

115

34.

$43\ \times\ 3\ =\ ?$

a)

125

b)

86

c)

79

d)

129

35.

$72\ \times\ 3\ =\ ?\$

a)

612

b)

216

c)

145

d)

106

36.

40 + 12 = ______

a)

42

b)

52

c)

62

d)

24

37.

60 + 30 = ______

a)

100

b)

30

c)

90

d)

80

38.

50 + 25 = ______

a)

65

b)

70

c)

75

d)

76

39.

4 x 5 = ______

a)

20

b)

25

c)

16

d)

22

40.

12 - 10 = ______

a)

2

b)

5

c)

22

d)

11

41.

30 + 18 = ______

a)

38

b)

50

c)

48

d)

44

42.

15 + 20 = ______

a)

5

b)

12

c)

45

d)

35

43.

50 + 20 = ______

a)

70

b)

80

c)

30

d)

65

44.

Round 72 to the nearest ten.

a)

80

b)

75

c)

70

d)

100

45.

Round 24 mL to the nearest 10 mL.

a)

50 mL

b)

20 mL

c)

25 mL

d)

30 mL

46.

What is the halfway point between 70 and 80.

a)

75

b)

74

c)

73

d)

77

47.

Mr. Arthur walked around the school for 15 minutes on Saturday. He walked around the school for 20 minutes on Sunday. How many minutes did he walk in all?

a)

35 mL

b)

35 minutes

c)

25 minutes

d)

35 schools

48.

Malachi purchased 12 donkeys at the farmer's auction. Zack bought 10 more donkeys than Malachi. How many donkeys did Zack buy?

a)

10 donkeys

b)

2,500 donkeys

c)

22 donkeys

d)

12 donkeys

49.

Joseph brought 5 hot wheel cars to school. He added the cars to Mr. Arthur's car pile. Mr. Arthur had 20 cars. How many hot wheel cars are in the pile all together?

a)

15 cars

b)

30 cars

c)

20 cars

d)

25 cars

50.

46 mL + 5 mL = _____

a)

50 mL

b)

51 grams

c)

465 mL

d)

51 mL

51.

500 + 250 = ______

a)

750

b)

1,000

c)

525

d)

700

52.

250 grams + 200 grams = ______

a)

450 minutes

b)

455 grams

c)

450 grams

d)

450 apples

53.

We have 20 students in our class. If half of them leave the classroom. How many students are left?

a)

20 students

b)

10 desks

c)

12 students

d)

10 students

54.

Mr. Arthur loves the ___________________________.

a)

Cincinnati Bengals

b)

Michigan Wolverines

c)

Pittsburgh Steelers

d)

New England Patriots

55.

Mr. Arthur lives 7 miles away from the school. How many miles does Mr. Arthur drive each day to school and back home?

a)

7 miles

b)

14 km

c)

7 km

d)

14 miles

56.

4 + (-5) =

a)

9

b)

-9

c)

1

d)

-1

57.

15 - 10 =

a)

25

b)

5

c)

-5

d)

-25

58.

-15 + 8

a)

-7

b)

-6

c)

-5

d)

-8

59.

10 - (-7) =

a)

3

b)

7

c)

17

d)

-17

60.

5 - 8 =

a)

3

b)

13

c)

-3

d)

-13

61.

-7(10)=

a)

70

b)

700

c)

-70

d)

-700

62.

-20 $\div$ 5 =

a)

-4

b)

4

c)

-100

d)

100

63.

-3(-4)

a)

-12

b)

7

c)

-7

d)

12

64.

(-2)(-4)(-3)

a)

24

b)

-24

c)

8

d)

-21

65.

-30 $\div$ -10=

a)

-30

b)

-3

c)

3

d)

30

66.

Add using mental math:
45
+24
____

a)

69

b)

88

c)

96

d)

21

67.

Add using mental math:

72
+16
____

a)

88

b)

54

c)

64

d)

66

68.

Add using mental math:
25
+ 14
____

a)

39

b)

24

c)

10

d)

31

69.

Add using mental math:
84
+12
____

a)

96

b)

72

c)

76

d)

92

70.

Add using mental math:
72
+15
____

a)

87

b)

77

c)

67

d)

63

71.

Add using mental math:
44
+22
____

a)

66

b)

10

c)

22

d)

55

72.

Add using mental math:
35
+14
____

a)

49

b)

66

c)

88

d)

22

73.

Add using mental math:
50
+25
____

a)

75

b)

100

c)

25

d)

30

74.

Add using mental math:
25
+25
____

a)

50

b)

100

c)

77

d)

88

75.

Add using mental math:
90
+10
____

a)

100

b)

80

c)

50

d)

45

76.

Subtract using mental math:
45
- 24
____

a)

21

b)

30

c)

25

d)

69

77.

Subtract using mental math:
62
- 20
____

a)

42

b)

22

c)

82

d)

54

78.

Subtract using mental math:
73
- 12
____

a)

61

b)

65

c)

85

d)

74

79.

Subtract using mental math:
96
- 45
____

a)

51

b)

24

c)

58

d)

91

80.

Subtract using mental math:
88
- 34
____

a)

54

b)

86

c)

10

d)

72

81.

Subtract using mental math:
66
- 20
____

a)

46

b)

22

c)

44

d)

86

82.

Subtract using mental math:
56
- 24
____

a)

32

b)

70

c)

80

d)

36

83.

Subtract using mental math:
50
- 48
____

a)

2

b)

9

c)

98

d)

100

84.

Subtract using mental math:
50
- 10
____

a)

40

b)

60

c)

30

d)

10

85.

Subtract using mental math:
75
- 25
____

a)

50

b)

25

c)

75

d)

100

Mental Math

Total questions: 85

Worksheet time: 3hrs 50mins

Similar Resources on Wayground