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Math Notes

14 + 50 + 54 = 15 + 40 + 63 = 18 + 30 + 70 = 21 + 25 + 72
14 × 50 × 54 = 15 × 40 × 63 = 18 × 30 × 70 = 21 × 25 × 72

6 + 56 + 75 = 7 + 40 + 90 = 9 + 28 + 100 = 12 + 20 + 105
6 × 56 × 75 = 7 × 40 × 90 = 9 × 28 × 100 = 12 × 20 × 105