What is 1.5 * 1.5?
What is 1.5 * 1.5?
Approach: 15 * 15 and adjust decimal.
2.25. 15 squared is 225. Two decimal places.
Follow-up: What is 2.5 * 2.5?
Key concepts: squares of decimals.
What is 1.5 * 1.5?
Approach: 15 * 15 and adjust decimal.
2.25. 15 squared is 225. Two decimal places.
Follow-up: What is 2.5 * 2.5?
Key concepts: squares of decimals.