Rules
How do you multiply fractions?
Numerator times numerator
Denominator times Denominator
1/2 x 3
3/2
1/4÷ 3
1/12
Simplify 3/12
1/4
.6 ÷ 30
.02
What is the rule for dividing fractions?
Keep, change, flip
.64 x 4
2.56
1.34 ÷ 2
.67
Convert 4 2/5 to a improper fraction
22/5
2 1/2 × 2
5
How do you change a mixed number into an improper fraction?
TX
1 1/2 x 4
6
7.5 ÷ 0.06
125
Simplify 9/15
3/5
.75 × 3 1/5
2.4
What do you do when dividing decimals and there is a decimal in the divisor?
Move decimal to the right until it is a whole number
(5/7) x (6/9)
10/21
6 ÷ 1/2
12
Convert 11/4 into a mixed number
2 3/4
4 1/2 × 8
36
How do you convert a improper fraction into a mixed number?
Divide
Remainder becomes the numerator Denominator stays the same
9.7 x 0.55
5.335
9/3 ÷ 1/5
15
Convert 8/6 into a mixed number
1 1/3
2 1/5 ÷ 4
.55