1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 19, 29] → [12, 7, 12, 17] → [_, _, 3, _, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 39] → [18, _, _] → [_, _, 9, _] → [1, 6, 5, 4, _] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [91] → [_, _] → [18, _, _] → [_, 11, 12, _] → [3, _, _, 5, 10] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [56, _] → [30, 26, _] → [15, 15, _, _] → [_, 6, _, _, 6] =