number-pyramid/multiplication-4layer/hard · 套题 88

4 problems
1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 43] → [19, _, _] → [9, 10, 10, 13] → [_, 8, _, _, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [_, _] → [_, _, 27] → [13, _, _, 12] → [_, 9, 6, _, 3] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [103] → [_, _] → [31, 24, 24] → [_, _, _, _] → [7, 10, _, 6, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 16, 17] → [_, 8, 8, _] → [3, 6, _, 6, _] =
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