Rational Numbers

adding and subtracting rational numbers

100

- (7/12) + (3/12)

- (1/3)

200

4 1/4 - 1  3/4

2  1/2

300

7/8 - (-3/5)

59/40 or 1 19/40

400

Sal jogs 1 1/5 miles a day. Bobby runs 1/2 miles each day. How much further does Sal jog in 2 days?

1  2/5 miles further

500

-7 2/3 + (- 1 1/2)

-9 1/6

Multiplying Fractions

100

-1/4(5/8)

-5/32

200

9(14/15)

42/5 or 8 2/5

300

7/8 x 3/5

21/40

400

7/20 x -15/28

-3/16

500

2 1/7 x 7/10

3/2

Ordering rational numbers

100

Which is the least number? 

2,        -55,      -.000004

-55

200

Order from least to greatest:

1/4,        3/11,         2/10

2/10,   1/4,     3/11

300

Which is greater? Have proof of your answer.

6/49 or 9/55

9/55

400

Daily Double!

What is Coach Hawkins' First name?

Howard

500

True or false?

5/17 is equal to .29511.......

false. It is equal to .29411.....

Dividing Fractions

100

1/2 ÷ 3/4

2/3

200

14/15 ÷ 2/3

7/5

300

4 3/10 ÷ 3/5

43/6

400

1 2/3 ÷ 2 1/6

10/13

500

2 3/8 ÷ 1 1/6

57/28

rational numbers as decimals

100

Simplify 6/10

3/5

200

Write 0.75 as a fraction

3/4

300

Write 3/8 as a decimal

0.375

400

Write 14/3 as a decimal.

4.6666666666666666666666

500

write 78/126 as a decimal. Round to the hundred thousandths place

.61905