hard Set 78 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [20, 29, 28] → [6, 14, _, _] → [2, 4, _, _, _]

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Answer: Row2[1]=49, Row4[3]=15, Row5[3]=10, Row1[1]=106, Row2[2]=57, Row4[4]=13, Row5[4]=5, Row5[5]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [49,57]
  • [20,29,28]
  • [6,14,15,13]
  • [2,4,10,5,8]
Base
  • 2
  • 4
  • 10
  • 5
  • 8
TopValue
106
HiddenCells
  • {"r":1,"c":0,"v":49}
  • {"r":3,"c":2,"v":15}
  • {"r":4,"c":2,"v":10}
  • {"r":0,"c":0,"v":106}
  • {"r":1,"c":1,"v":57}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":4,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [141] → [_, 73] → [32, _, _] → [_, _, _, 18] → [_, _, 9, 10, 8]

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Answer: Row4[2]=17, Row5[1]=7, Row4[3]=19, Row4[1]=15, Row3[3]=37, Row5[2]=8, Row3[2]=36, Row2[1]=68

SubType
number-pyramid
Difficulty
hard
Levels
  • [141]
  • [68,73]
  • [32,36,37]
  • [15,17,19,18]
  • [7,8,9,10,8]
Base
  • 7
  • 8
  • 9
  • 10
  • 8
TopValue
141
HiddenCells
  • {"r":3,"c":1,"v":17}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":2,"v":19}
  • {"r":3,"c":0,"v":15}
  • {"r":2,"c":2,"v":37}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":1,"v":36}
  • {"r":1,"c":0,"v":68}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 27] → [18, _, _] → [_, 5, 5, 12] → [_, 4, _, 4, _]

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Answer: Row1[1]=55, Row3[2]=10, Row5[5]=8, Row5[3]=1, Row5[1]=9, Row3[3]=17, Row4[1]=13, Row2[1]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [55]
  • [28,27]
  • [18,10,17]
  • [13,5,5,12]
  • [9,4,1,4,8]
Base
  • 9
  • 4
  • 1
  • 4
  • 8
TopValue
55
HiddenCells
  • {"r":0,"c":0,"v":55}
  • {"r":2,"c":1,"v":10}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":0,"v":13}
  • {"r":1,"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): [85] → [37, 48] → [14, _, _] → [_, _, _, 12] → [1, 3, _, _, _]

Show answer

Answer: Row5[4]=6, Row3[3]=25, Row5[5]=6, Row3[2]=23, Row4[2]=10, Row5[3]=7, Row4[1]=4, Row4[3]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [37,48]
  • [14,23,25]
  • [4,10,13,12]
  • [1,3,7,6,6]
Base
  • 1
  • 3
  • 7
  • 6
  • 6
TopValue
85
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":2,"c":2,"v":25}
  • {"r":4,"c":4,"v":6}
  • {"r":2,"c":1,"v":23}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":2,"v":13}