1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [82] → [_, _] → [_, 21, _] → [_, _, _, 8] → [6, 5, _, 2, 6] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [40, _] → [_, 20, _] → [11, _, 11, 4] → [10, _, _, _, 1] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [75] → [_, 35] → [20, _, 15] → [_, 11, _, _] → [_, 6, _, 4, _] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [_, 54] → [22, _, 28] → [_, 12, 14, 14] → [_, _, _, _, _] =