MATH

Fractions

100

Convert fraction into decimal:

71/10

7.1

200

Convert fraction into decimal:

81/9

9

300

Convert fraction into decimal:

56/700

0.08

400

Convert fraction into percentage:

9/10

90%

500

Convert fraction into percentage:

350/70

500%

Square Root

100

Find the value of √25

5

200

Find the value of √6400

80

300

Find the value of √121

11

400

Find the value of √729

27

500

Find the value of √2401

49

Slope

100

Find the slope of a line passing through the points (4, 8) and (3, –2)

10

200

Find the slope of a line passing through the points (–4, 2) and (5, 6)

4/9

300

Find the slope of a line passing through the points (7, 1) and (–2, 3)

-2/9

400

Find the slope of a line passing through the points (5/8, 6) and (3/8, 3)

12

500

Find the slope of a line passing through the points (7/10, 1/7) and (5/6, 2)

195/14

Integers

100

solve each equation

8x + 6 = 4x – 14

x = -5

200

solve each equation

–15x + 21 + 5x = –19

x = 4

300

solve each equation

–3(7x + 5) = 27

x = -2

400

solve each equation

3(x – 4) = 2(–2x + 1)

x = 2

500

solve each equation

9 = (x + 4) / (x + 12)

x = -13

Exponent

100

write the expression using the exponent

7 * 7 * 7 * 7

7^4

200

write the expression using the exponent

7*2*23*7*7*7*77*2*2*2*2*23*23

7^4*2^5*23^3*77

300

solve for x

10^x = 100000

x=5

400

simplify

(1/2)^2

1/4

500

simplify

3^-4

1/81