math review

muliplying fraction

100

2/3 x3/4 

1/2

200

1/2 x 7/10

7/20

300

5/7 x 3/7

15/49

400

5/16 x 6/10

3/16

500

7/18 x 9/15

7/30

dividing fraction

100

2/12 % 2/5

5/12

200

4/6 % 4/10

1 2/3

300

4/11 % 4/12 

1 1/11

400

9/12 % 3/9

2 1/4

500

7/10 % 5/9

1 13/50

adding like fraction

100

1/5+2/5

3/5

200

3/8+2/8

5/8

300

7/12+3/12

10/12 (6/5)

400

5/9+7/9

95+97=912 (simplify to 34 or 131)

 1 1/3

500

11/15+14/15 

=1 2/3

adding unlike fractions

100

4/6 +3/10

29/30

200

2/11+1/2

15/22

300

2/7+3/5

31/55

400

9/15+1/3

14/15

500

3/20+7/16

47/80

long division

100

690 % 2

345

200

672 % 7

96

300

852 % 6 

142

400

207 % 9 

23

500

791 % 6

131 R5