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Box/grid method

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  • 64 x 24 =
    1536
  • 7 x 18 =
    126
  • 3 x 152 =
    456
  • 23 x 145 =
    3335
  • 34 x 6 =
    204
  • 73 x 16 =
    1168
  • 5 x 236 =
    1180
  • 257 x 4 =
    1028
  • 5 x 27 =
    135
  • 8 x 45 =
    360
  • 23 x 45 =
    1035
  • 12 x 34 =
    408
  • 45 x 67 =
    3015
  • 352 x 24 =
    8448
  • 3 x 56 =
    168
  • 34 x 67 =
    2278
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