Number

Question 1

How do you find a PERCENTAGE of an amount?

Answer 1

amount ÷ 100 x %

Question 2

How do you INCREASE an amount by a given PERCENTAGE?

Answer 2

amount ÷ 100 x %
then ADD it on to original amount

Question 3

How do you DECREASE an amount by a given PERCENTAGE?

Answer 3

amount ÷ 100 x %
then SUBTRACT from original amount

Question 4

How do you find a FRACTION of an amount?

Answer 4

amount ÷ bottom x top

Question 5

How do you INCREASE an amount by a FRACTION?

Answer 5

amount ÷ bottom x top
then ADD it on to original amount

Question 6

How do you DECREASE an amount by a FRACTION?

Answer 6

amount ÷ bottom x top
then SUBTRACT from original amount

Question 7

How do you convert a DECIMAL into a PERCENTAGE?

Answer 7

MULTIPLY by 100

Question 8

How do you convert a PERCENTAGE into a DECIMAL?

Answer 8

DIVIDE by 100

Question 9

How do you solve a RATIO problem?

Answer 9

Draw boxes
Divide amount into boxes
Multiply by how many boxes you need

Question 10

How do you simplify a FRACTION?

Answer 10

Divide top and bottom by the SAME number

Question 11

How do you simplify a RATIO?

Answer 11

Divide by the SAME number