hard Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [97] → [_, 43] → [_, _, _] → [_, _, 11, 6] → [8, _, _, 1, 5]

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Answer: Row3[2]=26, Row5[3]=10, Row4[2]=15, Row2[1]=54, Row5[2]=5, Row4[1]=13, Row3[3]=17, Row3[1]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [54,43]
  • [28,26,17]
  • [13,15,11,6]
  • [8,5,10,1,5]
Base
  • 8
  • 5
  • 10
  • 1
  • 5
TopValue
97
HiddenCells
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":1,"v":15}
  • {"r":1,"c":0,"v":54}
  • {"r":4,"c":1,"v":5}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":2,"v":17}
  • {"r":2,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [106] → [51, 55] → [_, _, _] → [_, _, _, 10] → [_, 5, 8, 8, _]

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Answer: Row5[5]=2, Row4[3]=16, Row3[1]=22, Row5[1]=4, Row4[2]=13, Row3[3]=26, Row3[2]=29, Row4[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [51,55]
  • [22,29,26]
  • [9,13,16,10]
  • [4,5,8,8,2]
Base
  • 4
  • 5
  • 8
  • 8
  • 2
TopValue
106
HiddenCells
  • {"r":4,"c":4,"v":2}
  • {"r":3,"c":2,"v":16}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":2,"v":26}
  • {"r":2,"c":1,"v":29}
  • {"r":3,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [111] → [49, 62] → [_, _, 33] → [7, _, _, _] → [3, 4, _, _, _]

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Answer: Row3[2]=29, Row5[3]=9, Row3[1]=20, Row4[3]=16, Row4[4]=17, Row5[4]=7, Row4[2]=13, Row5[5]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [49,62]
  • [20,29,33]
  • [7,13,16,17]
  • [3,4,9,7,10]
Base
  • 3
  • 4
  • 9
  • 7
  • 10
TopValue
111
HiddenCells
  • {"r":2,"c":1,"v":29}
  • {"r":4,"c":2,"v":9}
  • {"r":2,"c":0,"v":20}
  • {"r":3,"c":2,"v":16}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":4,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 39] → [_, 16, 23] → [6, _, _, _] → [5, 1, _, 7, _]

Show answer

Answer: Row5[5]=5, Row4[3]=11, Row5[3]=4, Row4[4]=12, Row4[2]=5, Row1[1]=66, Row2[1]=27, Row3[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [27,39]
  • [11,16,23]
  • [6,5,11,12]
  • [5,1,4,7,5]
Base
  • 5
  • 1
  • 4
  • 7
  • 5
TopValue
66
HiddenCells
  • {"r":4,"c":4,"v":5}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":1,"v":5}
  • {"r":0,"c":0,"v":66}
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":0,"v":11}