hard Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 40] → [_, _, 22] → [_, 8, _, 12] → [4, _, 2, _, 4]

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Answer: Row5[2]=6, Row3[2]=18, Row4[3]=10, Row1[1]=76, Row2[1]=36, Row5[4]=8, Row3[1]=18, Row4[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [36,40]
  • [18,18,22]
  • [10,8,10,12]
  • [4,6,2,8,4]
Base
  • 4
  • 6
  • 2
  • 8
  • 4
TopValue
76
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":2,"v":10}
  • {"r":0,"c":0,"v":76}
  • {"r":1,"c":0,"v":36}
  • {"r":4,"c":3,"v":8}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [55, 60] → [_, 29, 31] → [_, _, _, 15] → [8, _, _, 8, _]

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Answer: Row4[1]=13, Row5[3]=8, Row5[2]=5, Row5[5]=7, Row4[2]=13, Row4[3]=16, Row3[1]=26, Row1[1]=115

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [55,60]
  • [26,29,31]
  • [13,13,16,15]
  • [8,5,8,8,7]
Base
  • 8
  • 5
  • 8
  • 8
  • 7
TopValue
115
HiddenCells
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":2,"v":16}
  • {"r":2,"c":0,"v":26}
  • {"r":0,"c":0,"v":115}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 56] → [18, 28, _] → [_, 11, _, _] → [5, _, 9, 8, _]

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Answer: Row5[5]=3, Row3[3]=28, Row2[1]=46, Row4[3]=17, Row4[4]=11, Row4[1]=7, Row1[1]=102, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [46,56]
  • [18,28,28]
  • [7,11,17,11]
  • [5,2,9,8,3]
Base
  • 5
  • 2
  • 9
  • 8
  • 3
TopValue
102
HiddenCells
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":2,"v":28}
  • {"r":1,"c":0,"v":46}
  • {"r":3,"c":2,"v":17}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":0,"v":7}
  • {"r":0,"c":0,"v":102}
  • {"r":4,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [6, 11, _] → [2, 4, _, _] → [1, _, _, _, 5]

Show answer

Answer: Row1[1]=44, Row5[4]=4, Row3[3]=16, Row4[3]=7, Row2[2]=27, Row4[4]=9, Row5[2]=1, Row5[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [44]
  • [17,27]
  • [6,11,16]
  • [2,4,7,9]
  • [1,1,3,4,5]
Base
  • 1
  • 1
  • 3
  • 4
  • 5
TopValue
44
HiddenCells
  • {"r":0,"c":0,"v":44}
  • {"r":4,"c":3,"v":4}
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":2,"v":7}
  • {"r":1,"c":1,"v":27}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":1,"v":1}
  • {"r":4,"c":2,"v":3}