1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 28, _] → [11, 15, _, 8] → [_, _, 9, 4, 4] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 49] → [23, 28, _] → [_, 14, _, _] → [_, 6, _, 6, 1] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [84] → [_, 35] → [30, 19, 16] → [_, _, _, 11] → [_, _, 4, _, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [123] → [_, 60] → [_, 30, _] → [18, _, 15, _] → [10, _, 7, _, _] =