1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [31, _] → [17, 14, 15] → [9, _, _, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [22, 28] → [8, _, 14] → [_, _, 10, _] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 18] → [_, _, 10] → [3, 7, 1, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [_, _] → [14, 12, 4] → [_, _, 2, 2] =