Long Division: 57 ÷ 42

1. Step 157 ÷ 42 → 1: 1 × 42 = 42, 57 − 42 = 15
2. Quotient and remainder1 remainder 15

After the point, add a zero to the remainder: 150 ÷ 42 → 3, remainder 24; 240 ÷ 42 → 5, remainder 30; 300 ÷ 42 → 7, remainder 6; …; the remainder 24 returns after step 7 — period length 6.

57 ÷ 42 = 1.3571428 ≈ 1.36

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