What is 5% of 400?
What is 5% of 400?
Approach: Calculate 10% and divide by 2.
20. 10% of 400 is 40. 40 / 2 = 20.
Follow-up: What is 2.5% of 400?
Key concepts: proportionality.
What is 5% of 400?
Approach: Calculate 10% and divide by 2.
20. 10% of 400 is 40. 40 / 2 = 20.
Follow-up: What is 2.5% of 400?
Key concepts: proportionality.