Commercial Arithmetic
- Percentages are numerators of fractions with denominator 100. It is represented by the symbol % and means hundredths too, i.e., 25% = 0.25
- Fractional numbers, whole numbers and decimals can be converted into percentages by multiplying them by 100%.
Note: Percentages related to proper fractions are less than 100 whereas percentages related to improper fractions are more than 100.
For example,
- To convert ratio to percentage, we proceed as follows:
Consider the ratio a:b.
Sum of parts = a + b
Percantage form =
- Percentages can be converted into fractions or decimals by dividing them by 100.
For example, 35% can be converted to decimals and fr…
To view the complete topic, please