Percentage difference between 1 and 2

Percentage Difference Calculator

By what percent is 1 less than 2?

Answer

The number 1 is less than the number 2 by

50%

Base: 2 = 100% · by the average: ≈ 66.67%

Gap 1 measured against 2

2

2 = 100%

1

1 = 50%−1

▨ gap 1 = 50% of 2

(2 − 1) ÷ 2 × 100 = 50%

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Percentage Difference table

Numbers	Percentage Difference
1 vs 2	50% less
2 vs 2	0% — equal
3 vs 2	50% greater
4 vs 2	100% greater
5 vs 2	150% greater
6 vs 2	200% greater
7 vs 2	250% greater
8 vs 2	300% greater
9 vs 2	350% greater
10 vs 2	400% greater
12 vs 2	500% greater
14 vs 2	600% greater
18 vs 2	800% greater
20 vs 2	900% greater

FAQ

By what percent is 1 less than 2?

The number 1 is less than the number 2 by 50%

What is the percentage difference between 1 and 2?

The number 1 is 50% less than the number 2.

How to calculate the percentage difference between 1 and 2?

Divide 1 by 2, multiply the result by 100 and subtract it from 100. The percentage difference is 50%.

What is the percentage difference between 1 and 2 by the average?

Divide the gap by the average of the two numbers: (2 − 1) ÷ 1.5 × 100 ≈ 66.67%. This calculator measures the gap against 2 instead, which gives 50%.

See Also