1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [43, _] → [_, 25, _] → [7, 11, _, _] → [_, _, 10, _, 1] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [47, 58] → [18, _, 29] → [5, _, _, _] → [2, _, _, _, 7] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 24] → [15, _, 11, _] → [6, 9, _, 6, 7] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 26, 22] → [_, _, 13, 9] → [_, 3, 10, _, 6] =