number-pyramid/multiplication-4layer/hard · 套题 97

4 problems
1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [_, _] → [29, _, _] → [12, 17, 11, _] → [5, _, _, 1, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, 44] → [18, 23, _] → [8, _, _, _] → [_, 4, _, 7, _] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [_, 9, _] → [6, 5, 4, _] → [3, _, 2, _, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [62, _] → [31, _, _] → [_, 17, _, 15] → [_, 8, 9, _, 10] =
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