1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 11, 11] → [10, _, _, 5] → [_, 3, 2, 4, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 15, 20] → [_, _, 9, 11] → [3, 4, _, _, 4] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [42, _] → [26, 16, 18] → [_, 11, _, _] → [_, 9, _, 3, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, _] → [_, _, 26] → [_, _, 12, 14] → [_, 2, 3, 9, _] =