medium Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [_, _] → [_, 10, _] → [8, 5, 5, 8]

Show answer

Answer: Row3[1]=13, Row3[3]=13, Row2[1]=23, Row2[2]=23

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [23,23]
  • [13,10,13]
  • [8,5,5,8]
Base
  • 8
  • 5
  • 5
  • 8
TopValue
46
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":2,"v":13}
  • {"r":1,"c":0,"v":23}
  • {"r":1,"c":1,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [14, 14] → [7, _, _] → [_, _, 5, 2]

Show answer

Answer: Row3[3]=7, Row3[2]=7, Row4[1]=5, Row4[2]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [14,14]
  • [7,7,7]
  • [5,2,5,2]
Base
  • 5
  • 2
  • 5
  • 2
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [22, _] → [_, 11, _] → [3, 8, _, 6]

Show answer

Answer: Row3[1]=11, Row4[3]=3, Row3[3]=9, Row2[2]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [22,20]
  • [11,11,9]
  • [3,8,3,6]
Base
  • 3
  • 8
  • 3
  • 6
TopValue
42
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":2,"v":3}
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":1,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 20] → [7, 8, 12] → [_, 4, _, _]

Show answer

Answer: Row4[3]=4, Row1[1]=35, Row4[1]=3, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [15,20]
  • [7,8,12]
  • [3,4,4,8]
Base
  • 3
  • 4
  • 4
  • 8
TopValue
35
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":0,"c":0,"v":35}
  • {"r":3,"c":0,"v":3}
  • {"r":3,"c":3,"v":8}