1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 63] → [_, _, 29] → [16, _, 16, 13] → [7, _, _, 7, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 41] → [31, _, _] → [_, _, _, 10] → [_, 10, 3, 6, 4] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [50, _] → [24, 26, _] → [12, _, _, 13] → [10, _, _, _, 9] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [138] → [_, 70] → [_, 37, 33] → [_, _, 18, 15] → [_, 9, _, _, _] =