Fractions (Rational Numbers)

Addition

100

3/7+2/7

5/7

200

3/4+3/4

3/2

300

3/8+4/5

47/40

400

(-2/9)+5/4

37/36

500

(-5 1/2)+1 7/8

-29/8

Subtraction

100

11/5-4/5

7/5

200

(-3/11)-5/11

-8/11

300

3 1/2-4 2/3

-7/6

400

(-2/5)-3/10-3/2

-11/5

500

(-3 1/3)-2 3/4+1 5/6

-17/4

Multiplication/Division

100

2/3xx5/7

10/21

200

6/5-:(-4/15)

-9/2

300

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

5

400

1 3/4-:(-2 5/8)

-2/3

500

1/2-:4/5-:(-7 1/2)

-1/12

Order of Operations

100

3/4+1/2-:5/3

21/20

200

2/3-5/6-:1/2

-1

300

(2/3)^2-3/4

-11/36

400

(1/2-3/4)(5/6-1/3)

-1/8

500

(3/4-7/8)-:(1/2)^2

-1/2

Helpful Tips & Rules

100

The way to divide fractions.

KFC

Keep Flip Change

200

What happens here?

-(-2/3)

Becomes a positive

300

Top with Top & and Bottom with Bottom is the rule to what operation.

MULTIPLYING

400

DAILY DOUBLE

What is needed here? And what is it?

(-5/12)+(3/4)

They need a common denominator of 20.

500

Answer as a Question.

A way to determine the order to solve a math expression (problem).

What is BEDMAS?