hard Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [86] → [_, _] → [_, _, 14] → [_, 14, _, 3] → [_, 4, _, 1, 2]

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Answer: Row3[2]=25, Row3[1]=22, Row2[1]=47, Row4[3]=11, Row2[2]=39, Row4[1]=8, Row5[1]=4, Row5[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [47,39]
  • [22,25,14]
  • [8,14,11,3]
  • [4,4,10,1,2]
Base
  • 4
  • 4
  • 10
  • 1
  • 2
TopValue
86
HiddenCells
  • {"r":2,"c":1,"v":25}
  • {"r":2,"c":0,"v":22}
  • {"r":1,"c":0,"v":47}
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":1,"v":39}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [107] → [44, _] → [_, 31, _] → [_, _, _, 12] → [_, _, 10, 10, 2]

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Answer: Row5[2]=1, Row3[3]=32, Row5[1]=1, Row2[2]=63, Row4[1]=2, Row4[2]=11, Row3[1]=13, Row4[3]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [44,63]
  • [13,31,32]
  • [2,11,20,12]
  • [1,1,10,10,2]
Base
  • 1
  • 1
  • 10
  • 10
  • 2
TopValue
107
HiddenCells
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":2,"v":32}
  • {"r":4,"c":0,"v":1}
  • {"r":1,"c":1,"v":63}
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":1,"v":11}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":2,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [_, 10, _] → [_, 4, 6, _] → [2, 1, _, 3, _]

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Answer: Row3[3]=10, Row5[5]=1, Row4[4]=4, Row4[1]=3, Row1[1]=37, Row3[1]=7, Row2[2]=20, Row5[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [37]
  • [17,20]
  • [7,10,10]
  • [3,4,6,4]
  • [2,1,3,3,1]
Base
  • 2
  • 1
  • 3
  • 3
  • 1
TopValue
37
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":4,"c":4,"v":1}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":0,"v":3}
  • {"r":0,"c":0,"v":37}
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":1,"v":20}
  • {"r":4,"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): [_] → [_, 29] → [_, _, 14] → [19, _, 5, _] → [10, 9, _, 4, _]

Show answer

Answer: Row3[2]=15, Row4[4]=9, Row2[1]=44, Row4[2]=10, Row5[5]=5, Row1[1]=73, Row3[1]=29, Row5[3]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [44,29]
  • [29,15,14]
  • [19,10,5,9]
  • [10,9,1,4,5]
Base
  • 10
  • 9
  • 1
  • 4
  • 5
TopValue
73
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":0,"v":44}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":4,"v":5}
  • {"r":0,"c":0,"v":73}
  • {"r":2,"c":0,"v":29}
  • {"r":4,"c":2,"v":1}