1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 37] → [_, 20, _] → [_, 11, _, 8] → [_, _, 3, 6, 2] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, _] → [19, _, _] → [_, 9, _, _] → [4, 6, 3, _, 9] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [97] → [_, 51] → [_, 25, 26] → [_, _, 13, 13] → [_, 2, _, _, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [31, 21] → [_, _, _] → [_, _, 5, _] → [_, 5, _, 3, 1] =