3 × 1 = ?, 3, 2, 6, 4, 3 × 2 = ?, 8, 4, 5, 6, 3 × 3 = ?, 12, 8, 9, 6, 3 × 4 = ?, 15, 12, 9, 10, 3 × 5 = ?, 15, 12, 18, 14, 3 × 6 = ?, 12, 16, 18, 21, 3 × 7 = ?, 20, 18, 24, 21, 3 × 8 = ?, 27, 24, 22, 21, 3 × 9 = ?, 26, 24, 27, 30, 3 × 10 = ?, 28, 27, 33, 30.

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