hard Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [72] → [_, 39] → [13, _, 19] → [_, _, _, 8] → [3, _, _, _, 5]

Show answer

Answer: Row4[3]=11, Row5[4]=3, Row5[3]=8, Row2[1]=33, Row4[1]=4, Row5[2]=1, Row3[2]=20, Row4[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [72]
  • [33,39]
  • [13,20,19]
  • [4,9,11,8]
  • [3,1,8,3,5]
Base
  • 3
  • 1
  • 8
  • 3
  • 5
TopValue
72
HiddenCells
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":2,"v":8}
  • {"r":1,"c":0,"v":33}
  • {"r":3,"c":0,"v":4}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [94] → [_, _] → [23, _, _] → [12, _, 11, _] → [_, _, 4, 7, 9]

Show answer

Answer: Row5[1]=5, Row2[2]=49, Row4[4]=16, Row5[2]=7, Row3[3]=27, Row3[2]=22, Row2[1]=45, Row4[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [45,49]
  • [23,22,27]
  • [12,11,11,16]
  • [5,7,4,7,9]
Base
  • 5
  • 7
  • 4
  • 7
  • 9
TopValue
94
HiddenCells
  • {"r":4,"c":0,"v":5}
  • {"r":1,"c":1,"v":49}
  • {"r":3,"c":3,"v":16}
  • {"r":4,"c":1,"v":7}
  • {"r":2,"c":2,"v":27}
  • {"r":2,"c":1,"v":22}
  • {"r":1,"c":0,"v":45}
  • {"r":3,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [50, _] → [_, _, _] → [15, 14, 7, 7] → [_, _, 6, _, 6]

Show answer

Answer: Row3[1]=29, Row5[4]=1, Row2[2]=35, Row5[1]=7, Row1[1]=85, Row3[3]=14, Row3[2]=21, Row5[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [50,35]
  • [29,21,14]
  • [15,14,7,7]
  • [7,8,6,1,6]
Base
  • 7
  • 8
  • 6
  • 1
  • 6
TopValue
85
HiddenCells
  • {"r":2,"c":0,"v":29}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":1,"v":35}
  • {"r":4,"c":0,"v":7}
  • {"r":0,"c":0,"v":85}
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":1,"v":21}
  • {"r":4,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 33] → [16, 15, _] → [_, _, _, 11] → [5, _, 5, _, 9]

Show answer

Answer: Row2[1]=31, Row1[1]=64, Row5[4]=2, Row5[2]=3, Row3[3]=18, Row4[3]=7, Row4[2]=8, Row4[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [31,33]
  • [16,15,18]
  • [8,8,7,11]
  • [5,3,5,2,9]
Base
  • 5
  • 3
  • 5
  • 2
  • 9
TopValue
64
HiddenCells
  • {"r":1,"c":0,"v":31}
  • {"r":0,"c":0,"v":64}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":0,"v":8}