4 * 0.4 * 0.04 * 0.004 = _________?
Question 1
Q1. 4 * 0.4 * 0.04 * 0.004 = _________?
Answer: 0.000256
Explanation: 4 × 0.4 × 0.04 × 0.004 = 4 × (4/10) × (4/100) × (4/1000) = 256/1,000,000 = 0.000256.