Welcome to the ACT math site for Ed-Co HS
One percent (1%) means 1 per 100.
1% of this line is shaded green: it is very small isn't it?
50% means 50 per 100
(50% of this box is green)
25% means 25 per 100
(25% of this box is green)
100% means all.
Example:
100% of 80 is
100
100
× 80 = 80
50% means half.
Example:
50% of 80 is
50
100
× 80 = 40
5% means 5/100ths.
Example:
5% of 80 is
5
100
× 80 = 4
If you are having trouble finding percentages, use this percentage calculator http://www.percentagecalculator.net
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