80 x 8 = 640
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∙ 7y ago640 ÷ 8 = 80.
640 ÷ 8 = 80
640 ÷ 8 × 6 = 480
80 x 8 = 640
80 x 8 = 640
Use two of the eights to form 88. Then: 88 - 8 = 80 80 x 8 = 640
These equal 640: 1 x 640, 2 x 320, 4 x 160, 5 x 128, 8 x 80, 10 x 64, 16 x 40, 20 x 32
640 ounces equal 5 gallons or you can just multiply 128 ounces 5 times and it will equal an amount of 640 ounces
8 with remainder 8.
64 + 640 = 704
2 x 4 x 8 x 10 is equal to 640.
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