Operations with Rational Numbers

Fraction/Decimal

100

1/8 as a decimal.

0.125

200

5/8 as a decimal.

0.625

300

Darla spent $13.00 of the $20.00 in her wallet.  What decimal represents the fraction of the $20.00 Darla spent?

0.65

400

What is -2.45, -2 1/2, -2/5, 5, and 21/5 in descending order?

5, 21/5, -2/5, -2.45, -2 1/2

500

2/333 as a decimal

0.overline 006

Integers

100

5(-6) + (-7) = ?

-37

200

48/[8-(17-13)]+1

13

300

-12 * -2+ -1 * -6 + -11 + 5 * -7

-16

400

{-5x[2-(-6)]+(-1+4)}x3

-111

500

33 / 11 + (-1 * -4)* 8 / (-7 - 1)

-7

Decimals

100

5.5+ (-4.4)

1.1

200

(-3.3) + 2.9

-0.4

300

0.3 + 4 + (-5.5)

-1.2

400

0.6 - (-5.77) - 3.9

2.47

500

-5.14 + (-5.8) - (-1.96) - (-3.8)

-5.18

Fractions

100

3/2 - (-4/7)

29/14

200

5 / 3 -(3 / 8)

31/24

300

(-1 / 7) - (-1) - (-1 / 2)

19/4

400

-2 1/2 * 1/2

-5/2

500

-1/8 div -1 1/3

3/32

MISC

100

Put the following numbers in order from least to greatest.

0 , 2/3 , − 1.3 , − 1/4 , 0.5 , − 5/4

− 1.3 , − 5/4 , − 1/4 , 0 , 0.5 , 2/3

200

-15 divided by -5/8

24

300

-28 divided by 0.4

-70

400

Would Ms. Bena rather: use a magic wand or use a light saber?

LIGHT SABER!!

500

Emma bought 2 and 1/2 yards of cording for the trim around the edge of a square pillow. How much will she use for each side of the pillow?

5/8 yard