Substitution
Like Terms
Decimals
More Decimals
Integers
100

If x=3, find 2x

6

100

Simplify: 2x+3x

5x

100

3.5 + 2.4

5.9

100

4×0.5

2

100

5+(-2)

3

200

 If a=4, find 3a+2

14

200

Simplify: 4y+2y

6y

200

7.2 - 3.1

4.1

200

6÷0.5

12

200

-3+7

4

300

If x=2, find 5x-3

7

300

Simplify: 6x-2x

4x

300

5.8 + 6.35

12.15

300

3.2×4

12.8

300

-4-3

-7

400

If m=5, find 4m+3m

35

400

Simplify: 3a+a-2a

2a

400

12.5 - 4.78

7.72

400

8.4÷2

4.2

400

-6+(-2)

-8

500

If x=3, find 2x2+x

21

500

Simplify: 5x+2-3x+4

2x+6

500

23.84 - 4.98

18.86

500

2.5×0.4

1

500

-10-(-3)

-7