1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 51] → [24, _, 26] → [_, _, _, 11] → [9, _, _, 10, 1] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, _] → [15, _, 19] → [_, 4, _, _] → [8, _, 1, _, 10] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [21, 26, _] → [_, 11, _, 11] → [_, 4, 7, _, 3] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 54] → [_, 24, 30] → [10, 10, _, 16] → [_, _, 5, _, _] =