What is 20 increased by 5%?
21
20 increased by 5% is 21.
How it is worked out
Multiply by 1 plus the percentage as a decimal. One step, not two.
20 × 1.05 = 21 — an increase of 1
Try your own numbers
Answer21
Open the full percentage calculator for every other form.
Similar percentage questions
- What is 20 increased by 10% = 22
- What is 20 increased by 15% = 23
- What is 20 increased by 20% = 24
- What is 20 increased by 25% = 25
- What is 20 increased by 30% = 26
- What is 20 increased by 40% = 28
Percentage increase
Questions
- What is 20 increased by 5%?
- 20 increased by 5% is 21. 20 × 1.05 = 21 — an increase of 1.
- How do you work this out?
- Multiply by 1 plus the percentage as a decimal. One step, not two.
- Can I use other numbers?
- Yes — the calculator on this page takes any two numbers, and the full percentage calculator covers every form: percentage of a number, one number as a percentage of another, percentage change, increase and decrease.