hard Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [31, _] → [_, 11, 11] → [_, _, 3, 8] → [5, _, _, _, _]

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Answer: Row3[1]=20, Row2[2]=22, Row5[5]=6, Row5[2]=7, Row4[1]=12, Row5[4]=2, Row4[2]=8, Row5[3]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [53]
  • [31,22]
  • [20,11,11]
  • [12,8,3,8]
  • [5,7,1,2,6]
Base
  • 5
  • 7
  • 1
  • 2
  • 6
TopValue
53
HiddenCells
  • {"r":2,"c":0,"v":20}
  • {"r":1,"c":1,"v":22}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [84] → [_, 38] → [_, 22, 16] → [_, _, _, _] → [5, _, 7, _, 5]

Show answer

Answer: Row4[4]=7, Row2[1]=46, Row4[2]=13, Row4[1]=11, Row5[4]=2, Row4[3]=9, Row3[1]=24, Row5[2]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [46,38]
  • [24,22,16]
  • [11,13,9,7]
  • [5,6,7,2,5]
Base
  • 5
  • 6
  • 7
  • 2
  • 5
TopValue
84
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":46}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [29, _, 23] → [18, 11, 11, _] → [8, _, _, 10, _]

Show answer

Answer: Row5[2]=10, Row3[2]=22, Row2[2]=45, Row5[3]=1, Row5[5]=2, Row1[1]=96, Row2[1]=51, Row4[4]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [51,45]
  • [29,22,23]
  • [18,11,11,12]
  • [8,10,1,10,2]
Base
  • 8
  • 10
  • 1
  • 10
  • 2
TopValue
96
HiddenCells
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":1,"v":22}
  • {"r":1,"c":1,"v":45}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":4,"v":2}
  • {"r":0,"c":0,"v":96}
  • {"r":1,"c":0,"v":51}
  • {"r":3,"c":3,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [121] → [_, 69] → [_, _, 37] → [_, 12, 20, _] → [_, 2, _, _, 7]

Show answer

Answer: Row5[1]=6, Row2[1]=52, Row4[1]=8, Row3[2]=32, Row4[4]=17, Row5[4]=10, Row3[1]=20, Row5[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [52,69]
  • [20,32,37]
  • [8,12,20,17]
  • [6,2,10,10,7]
Base
  • 6
  • 2
  • 10
  • 10
  • 7
TopValue
121
HiddenCells
  • {"r":4,"c":0,"v":6}
  • {"r":1,"c":0,"v":52}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":1,"v":32}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":3,"v":10}
  • {"r":2,"c":0,"v":20}
  • {"r":4,"c":2,"v":10}