maths test

how to multiply,add and subtract decimals.

use column addition but make sure the decimals are aligned

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how to divide decimals

short devision

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how to find a decimal percentage

divide the percentage by 100 then times it by the number u have to find the pecentage of or just break it down

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finding percentage

e.g. 20%=2 lots of 10%

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percentage change

percentage change=actual change/original amount x 100 e.g.percentage decrease 30-9=21/30x100=70%

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fraction to decimal

To convert a Fraction to a Decimal manually, follow these steps: Step 1: Find a number you can multiply by the bottom of the fraction to make it 10, or 100, or 1000, or any 1 followed by 0s. Step 2: divide the top number by the bottom

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decimal to fraction

Step 1: Write down the decimal divided by 1, like this: decimal/1 Step 2: Multiply both top and bottom by 10 for every number after the decimal point. (For example, if there are two numbers after the decimal point, then use 100, if there are three

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fraction to percentage

Divide the top of the fraction by the bottom, Then multiply the result by 100 and read off the answer !

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percentage to fraction

Step 1: Write down the percent divided by 100 like this: percent/ 100. Step 2: If the percent is not a whole number, then multiply both top and bottom by 10 for every number after the decimal point. ... Step 3: Simplify (or reduce) the fraction.

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decimal to percentage

To convert a decimal to a percent, multiply the decimal by 100, then add on the % symbol

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percentage to decimal

Remove the percent symbol. Move the decimal point two places to the left, adding in zeros as needed.

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maths test

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