Multiplying, adding, subtracting, and dividing

multiplication

100

12x12

144

200

20x30

600

300

80x70

5,600

400

80x90

7,200

500

445x34

15,130

multiplying factionssimplify

100

3/4 x 9/5

1 and 7/20

200

5/7 x 3/7

15/49

300

6/9 x 2/5

12/45

400

9/15 x 4/5

36/75

500

11/15 x 7/9

77/135

Multiplying fractions by whole numbers

100

1/4 of 7 =

1 and 3/4

200

3/4 of 7

5 and 1/4

300

1/5 of 25

5

400

4/5 of 25

20

500

2/5 of 30

12

Adding and subtracting fractions simplify

100

5/7+4/7

9/7  7 and 2/7 

200

5/6+3/6    

8/6 = 1 2/6

300

7/15+9/15

1 4/15

400

5/3-7/9

1 1/9

500

1 2/3 - 7/9

= 7/9

Division

100

12 divided by 7

84

200

14 divided by 5

2R4

300

17 divided by 6

2R5

400

23 divided by 7

3R2

500

33 divided by 8

4R1