1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [_, 39] → [_, 21, _] → [15, 14, _, 11] → [_, _, _, _, 8] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, 37] → [26, _, _] → [_, _, 9, 3] → [_, _, 8, 1, _] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [24, 16, _] → [14, _, 6, 11] → [7, _, _, 3, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, 34] → [_, 11, _] → [8, 4, _, 16] → [5, _, _, _, _] =