What is 20% of 100?

20% of 100 is
20

How to work it out

  1. Write the percentage as a decimal: 20 ÷ 100 = 0.2.
  2. Multiply by the number: 0.2 × 100 = 20.

Shortcut: find 10% (10) and double it.

So 100 increased by 20% is 120, and 100 decreased by 20% is 80.

Calculate another percentage

Other percentages of 100

QuestionAnswer
1% of 1001
2% of 1002
3% of 1003
4% of 1004
5% of 1005
6% of 1006
7% of 1007
8% of 1008
10% of 10010
12% of 10012
15% of 10015
18% of 10018
20% of 10020
25% of 10025
30% of 10030
35% of 10035
40% of 10040
45% of 10045
50% of 10050
60% of 10060
70% of 10070
75% of 10075
80% of 10080
90% of 10090

20% of other numbers

QuestionAnswer
20% of 204
20% of 255
20% of 306
20% of 408
20% of 5010
20% of 6012
20% of 7515
20% of 8016
20% of 10020
20% of 15030
20% of 20040
20% of 25050
20% of 30060
20% of 40080
20% of 500100
20% of 750150
20% of 1,000200
20% of 2,000400
20% of 5,0001,000
20% of 10,0002,000

Frequently asked questions

What is 20% of 100?

20% of 100 is 20. Multiply 100 by 20 and divide by 100: 100 × 20 ÷ 100 = 20.

How do I calculate 20 percent of a number?

Divide 20 by 100 to get 0.2, then multiply by the number. For 100, that's 0.2 × 100 = 20.

What is 100 minus 20%?

100 minus 20% is 80, and 100 plus 20% is 120.

More questions about 100

All percentage questions →