1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [_, 8, 11] → [3, 2, _, 5] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, _] → [16, _, 9] → [6, _, 7, 2] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, 15] → [16, 8, 7] → [_, _, _, 5] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, 20] → [_, 10, 10] → [8, 6, _, _] =