1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 23] → [_, 12, _] → [_, 7, 5, 6] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [16, 8, 6] → [_, _, 2, 4] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [_, _] → [_, 12, 19] → [9, 2, 10, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 16] → [_, 7, 9] → [_, _, 5, 4] =