Fraction/Decimals/Distributive Property

Adding Decimals

100

3.2a+0.8a+6=

4a+6

200

4.6b+8+4.6b=

9.2b+8

300

0.2h+4+6.8h+9=

7h+13

400

5.6j+6+9.7j+9=

15.3j+15

500

4.2k+7+8+4+7k+0.9k

12.1k+19

Subtracting Decimals

100

8.9a-6.8a-5=

2.1a-5

200

6.3q-1.8-5.7q=

0.6q-1.8

300

1.1p+2.3-0.5p=

0.6p+2.3

400

4.2p-3.7p+6

0.5p+6

500

6.9a-4.9b-7.8a-0.4b=

-0.9a-5.3b

Distributive property

100

-3(4k+1.2)

-12k+3.6

200

-1/4(8x-1/3)

-2x+1/12

300

4.2(0.4b-0.9)

1.68b-3.78

400

3(x+8)+5x

8x+24

500

6(1/12a-3)-1/2a

-18

Adding fractions

100

2/7a+3/7a=

5/7a

200

2/5a+3/10a=

7/10a

300

8/5a+9/15a=

33/15a or 2 1/5a

400

3/5m+2/3+7/10m

13/10m+2/3 or 1 3/10m+2/3

500

3/7x+5/14x+1/6y+3/18y

11/14x+1/3y

Subtracting fractions

100

5/6n-2/3-1/2n=

1/2n-2/3

200

9/2m-1/3m+7=

25/6m+7 or 4 1/6m+7

300

8/3n-8/9n-3=

16/9n-3 or 1 5/9m-3

400

8/9x-4/5y-2/3x-1/2y

2/9x-13/10y or 2/9x-1 3/10y

500

4/5q-2/10p-3/15q-6/30p=

9/15q