7th-grade math

GCF

100

Find the GCF of 4y and 12y, or write that it cannot be factored.

4y

200

Find the GCF of 24m and 16mn, or write that it cannot be factored.

8m

300

Find the GCF of 32x and -15, or write that it cannot be factored.

cannot be factored.

400

Factor the equation of 25x + 14y, or write that it cannot be factored.

cannot be factored.

500

Factor the equation of 45xy-81y, or write that it cannot be factored.

9(5y-9y)

one step equations

100

6+y=-8

y=-14

200

-6=3/5y

10=y

300

-1/3=-5/6+w

1 1/6=w

400

n+7.1=8.6

n=1.5

500

d+10 3/4=-56 1/2

d=67 1/4

find the additive inverse

100

3x-6

-3x+6

200

-9x+3

9x-3

300

8x+9-6x-2

2x+7

400

3x-4-x-5

2x+1

500

2x-7+5x-3

3x+4

two step equations

100

5x+2=17

x=3

200

19=4x+3

x=4

300

3.8=2x-11.2

7.5

400

5x-3.3=7.2

x=2.1

500

2+1/6x=-4

-12

Apples

100

If Tony has five apples, then he gives half to his friend, how many does he have left 

2 1/2 or 2.5

200

If Toney has 267 apples and gives 1/3 to his friend, how meny dose he have left?

178

300

What is 300 apples plus 8000 -670.67

7629.33

400

What is 67 apples plus 670 plus 6700

7437

500

If I have 150,000 apples and I get 12345, how many do I have  

162345