Fractions

Question 1

How do you add or subtract a fraction?

Answer 1

1. Convert mixed fractions to improper fractions
2. Are the denominators the same? (Yes: step 3 No: Calculate the L.C.D and make the fraction equivalent to suit the new one)
3. Add/subtract numerators
4. Simplify if possible

Question 2

How do you multiply fractions?

Answer 2

1. Simplify the fractions IF POSSIBLE (cross cancel)

2. Multiply the numerators together only, then multiply the denominators

Question 3

How do you divide fractions?

Answer 3

1. Convert the divide sign to a multiplication sign
2. Flip the fraction on the right (Stay, change, flip)
3. Multiply

Question 4

QUICK QUIZ

A. 2 1/4 + 4 2/3
B. 2/5 - 1/4
C. 24 x 3/8
D. 1/3 divided by 3/2

Answer 4

A. 6 11/12
B. 3/20
C. 9
D. 2/9

Question 5

1. How do you change a fraction to a percentage?
2. How do you change a decimal to a percentage?
   How do you change a percentage to a fraction?

Answer 5

1. Multiply by 100/1
2. Multiply by 100
3. Change the ‘of’ to a multiplication