1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 16, 12] → [10, _, 5, 7] → [_, 7, 4, _, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [31, _, 25] → [18, 13, 12, _] → [_, _, 5, _, 6] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [79] → [_, _] → [_, 18, _] → [11, _, 6, _] → [_, 10, _, 4, 10] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [46, 38] → [_, _, 17] → [13, _, 9, 8] → [_, _, 6, _, _] =