hard 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): [93] → [_, _] → [18, 25, _] → [_, 10, _, _] → [4, _, 6, 9, _]

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Answer: Row3[3]=25, Row4[4]=10, Row5[5]=1, Row2[2]=50, Row2[1]=43, Row4[1]=8, Row5[2]=4, Row4[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [43,50]
  • [18,25,25]
  • [8,10,15,10]
  • [4,4,6,9,1]
Base
  • 4
  • 4
  • 6
  • 9
  • 1
TopValue
93
HiddenCells
  • {"r":2,"c":2,"v":25}
  • {"r":3,"c":3,"v":10}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":1,"v":50}
  • {"r":1,"c":0,"v":43}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, _] → [_, _, 7] → [_, _, _, 4] → [_, 8, 1, 2, 2]

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Answer: Row3[2]=12, Row3[1]=21, Row4[1]=12, Row5[1]=4, Row2[2]=19, Row4[2]=9, Row2[1]=33, Row4[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [52]
  • [33,19]
  • [21,12,7]
  • [12,9,3,4]
  • [4,8,1,2,2]
Base
  • 4
  • 8
  • 1
  • 2
  • 2
TopValue
52
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":0,"v":21}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":0,"v":4}
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":33}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [118] → [_, _] → [31, _, 29] → [_, 14, _, 14] → [9, _, _, _, 5]

Show answer

Answer: Row5[3]=6, Row4[3]=15, Row4[1]=17, Row2[2]=58, Row3[2]=29, Row2[1]=60, Row5[2]=8, Row5[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [60,58]
  • [31,29,29]
  • [17,14,15,14]
  • [9,8,6,9,5]
Base
  • 9
  • 8
  • 6
  • 9
  • 5
TopValue
118
HiddenCells
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":2,"v":15}
  • {"r":3,"c":0,"v":17}
  • {"r":1,"c":1,"v":58}
  • {"r":2,"c":1,"v":29}
  • {"r":1,"c":0,"v":60}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 27] → [_, 8, 19] → [10, 3, _, _] → [8, _, 1, _, _]

Show answer

Answer: Row5[5]=10, Row4[4]=14, Row4[3]=5, Row5[4]=4, Row1[1]=48, Row2[1]=21, Row5[2]=2, Row3[1]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [48]
  • [21,27]
  • [13,8,19]
  • [10,3,5,14]
  • [8,2,1,4,10]
Base
  • 8
  • 2
  • 1
  • 4
  • 10
TopValue
48
HiddenCells
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":2,"v":5}
  • {"r":4,"c":3,"v":4}
  • {"r":0,"c":0,"v":48}
  • {"r":1,"c":0,"v":21}
  • {"r":4,"c":1,"v":2}
  • {"r":2,"c":0,"v":13}