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4.75x4 and 3 / 4 + 4 has 3 / 4 + 4 and 3 / 4x4 and 1 / 4 = 3 / 4x58 + 58 divided by 4-64x1 / 4 = 73.8 divided by 9 + 73.8 divided by 1 and 1 / 8= 666.66x7778+333.33x4444= (1 + 1 / 2 + 1 / 3 + 1 / 4 + 1 / 5) x (1 / 2 + 1 / 3 + 1 / 4 + 1 / 5 + 1 / 6) - (1 + 1 / 2 + 1 / 3 + 1 / 4 + 1 / 5 + 1 / 6) x (1 / 2 + 1 / 3 + 1 / 4 + 1 / 5) = simple algorithm
. 75x4 and 3 / 4 + 4 have 3 / 4 + 4 and 3 / 4x4 = (75 + 1 + 4) * 4 and 3 / 4 = 80 * 4 + 80 * 3 / 4 = 320 + 60 = 3803 / 4x58 + 58 divided by 4-64x1 / 4 = 1 / 4 * 58 * 3 + 1 / 4 * 58-64 * 1 / 4 = 1 / 4 * (164 + 58-64) = 1 / 4 * 158 = 39.5 73.8 divided by 9 + 73.8 divided by 1 and 1 / 8 = 73.8 * 1 / 9 + 73.8 * 8 / 9 = 73.8 * (1 / 9 + 8 / 9
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