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You could find 5 p.c of any quantity in 4 seconds utilizing this trick. So what’s the trick?

Trick: Divide the quantity by 2 and transfer the decimal level one place to the left. The method simply includes two straightforward steps as proven within the following examples.

**Instance #1**: 5% of 36

**Step 1**: Divide 36 by 2.

36/2 = 18 = 18.0

**Step 2**: Transfer the decimal level one place to the left.

1.8

5% of 36 = 1.8

**Instance #2**: 5% of 180

**Step 1**: Divide 180 by 2.

180/2 = 90 = 90.0

**Step 2**: Transfer the decimal level one place to the left.

9.00

5% of 180 = 9

**Instance #3**: 5% of 13

**Step 1**: Divide 13 by 2.

13/2 = 6.5

**Step 2**: Transfer the decimal level one place to the left.

0.65

5% of 13 = 0.65

**Instance #4**: 5% of 650

**Step 1**: Divide 650 by 2.

650/2 = 325 = 325.0

**Step 2**: Transfer the decimal level one place to the left.

32.50

5% of 650 = 32.5

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