Addition +
Subtraction -
Mystery
Multiplication x
Division ÷
10

ADDITION

87 + 47 =

134

10

SUBTRACTION

81-60 =

21

10

6 divided by 3

2

10

MULTIPLICATION

7 X 10=

70

10

DIVISION

4 ÷ 2 =

2

50

ADDITION

523 + 549 =

1072

50

SUBTRACTION

62-14 =

48

50

MORE ADDITION

155 + 410=

565

50

MULTIPLICATION

14 x 3 =

42

50

DIVISION

What is 12 ÷ 3?

4

100

ADDITION

935 + 200 =

1,135

100

SUBTRACTION

80- 42 =

38

100

MORE MULTIPLICATION

6x 152  = 

912

100

MULTIPLICATION

15x 5 =

75

100

DIVISION

18 ÷ 3 = 

6

100

ADDITION

888 + 777 =

1665

100

SUBTRACTION

60 - 35 =

25

100

MORE ADDITION

345 + 134 = 

479

100

MULTIPLICATION

17x 12= 

204

100

Estimate the Quotient 

154 ÷ 4 =

40

200

ADDITION

1052 + 432 =

1484

200

SUBTRACTION

1000 - 79= 

921

200

4,256 and 7,568

What can be said about the digit in the hundreds place of 7,568 and the digit in the tens place of 4,256?

It is ten times greater. 

500 and 50

200

MULTIPLICATION

19 x 15 =

285

200

Estimate the Quotient 

7143 ÷ 9

800