1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [56, _] → [28, _, 28] → [13, _, _, _] → [_, _, 6, 7, 8] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [105] → [_, 53] → [_, 27, _] → [10, _, _, 14] → [_, _, 8, 4, _] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [81] → [_, _] → [18, 17, _] → [_, _, 11, 18] → [_, _, _, 10, 8] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [76] → [37, 39] → [_, _, 20] → [8, 10, _, _] → [4, _, _, _, _] =