1
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [68, _] → [35, _, _] → [_, 19, _, 13] → [7, 9, 10, _, _] =
2
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [63, 59] → [_, _, 29] → [18, 15, _, _] → [10, _, 7, _, _] =
3
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [94] → [_, 50] → [21, _, 27] → [_, _, _, 15] → [3, _, _, _, 7] =
4
Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [_, 26] → [15, 16, _] → [_, 9, 7, _] → [3, _, _, _, _] =