Hundreds | Tens | Ones | Tenths | Hundredths | ||
---|---|---|---|---|---|---|
315.21 | 3 | 1 | 5 | . | 2 | 1 |
Expanded Form of 315.21:
315.21 = (3 * 102) + (1 * 101) + (5 * 100) + (2 * 1/101) + (1 * 1/102)
315.21 = (3 * 100) + (1 * 10) + (5 * 1) + (2 * 1/10) + (1 * 1/100)
315.21 = 300 + 10 + 5 + 2/10 + 1/100
315.21 = 300 + 10 + 5 + 0.2 + 0.01