Conversion of Ratio to Percentage

overview

Conversion of ratio to percentage and fraction to percentage are explained. The most important part is to understand the context in which a ratio or fraction is given and handle the conversion accordingly.

ratio conversion examples

Converting the ratio 3 is to 12 to percentage.

100×3/12100×3/12 =25%=25%

Converting the percentage 50%50% to ratio.

50%=50:100=1:250%=50:100=1:2

Note that a percentage is given in a context, like the number of apples is 50%50% of the number of oranges.

When the percentage is converted to a ratio, the ratio is specified in the same context, like the number of apples to number or oranges is in 1:21:2 ratio.

fraction conversion examples

Converting 40% into a fraction.

40%=40/100=2/5

Converting 35 into a percentage.

3/5=35×100%=60%

Note that a percentage is given in a context, like the number of apples is 50% of the number of oranges.

When the percentage is converted to a fraction, the fraction is specified in the same context, like the number of apples is 1/2 fraction of number of oranges.

summary

Conversion of ratio to percentage and fraction to percentage are explained. The most important part is to understand the context in which a ratio or fraction is given and handle the conversion accordingly.

Outline

The outline of material to learn "commercial arithmetics" is as follows.

Note: * Click here for the detailed ouline of commercial arthmetics.*

• **Ratio, Proportion, Percentage**

→ __Comparing Quantities__

→ __Introduction to Ratio__

→ __Ration & Fraction Differences__

→ Proportions__P__

→ __Percentages__

→ __Conversion to percentage__

• **Unitary Method**

→ __Introduction to Unitary Method__

→ __Direct Variation__

→ __Inverse Variation__

→ __DIV Pair__

• **Simple & Compound Interest**

→ __Story of Interest__

→ __Simple Interest__

→ __Compound Interest__

• **Rate•Span=Aggregate**

→ __Understanding Rate-Span__

→ __Speed • Time=Distance__

→ __Work-rate • time = Work-amount__

→ __Fill-rate • time = Filled-amount__

• **Profit-Loss-Discount-Tax**

→ __Profit-Loss__

→ __Discount__

→ __Tax__

→ __Formulas__