hard Set 63 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [109] → [56, _] → [_, 26, _] → [_, _, _, _] → [9, 8, 5, _, 6]

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Answer: Row2[2]=53, Row4[1]=17, Row4[4]=14, Row4[2]=13, Row5[4]=8, Row3[1]=30, Row4[3]=13, Row3[3]=27

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [56,53]
  • [30,26,27]
  • [17,13,13,14]
  • [9,8,5,8,6]
Base
  • 9
  • 8
  • 5
  • 8
  • 6
TopValue
109
HiddenCells
  • {"r":1,"c":1,"v":53}
  • {"r":3,"c":0,"v":17}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":3,"v":8}
  • {"r":2,"c":0,"v":30}
  • {"r":3,"c":2,"v":13}
  • {"r":2,"c":2,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [126] → [_, _] → [_, 34, 30] → [_, _, _, 13] → [_, 8, 9, _, 5]

Show answer

Answer: Row2[2]=64, Row5[4]=8, Row3[1]=28, Row4[2]=17, Row4[3]=17, Row4[1]=11, Row2[1]=62, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [126]
  • [62,64]
  • [28,34,30]
  • [11,17,17,13]
  • [3,8,9,8,5]
Base
  • 3
  • 8
  • 9
  • 8
  • 5
TopValue
126
HiddenCells
  • {"r":1,"c":1,"v":64}
  • {"r":4,"c":3,"v":8}
  • {"r":2,"c":0,"v":28}
  • {"r":3,"c":1,"v":17}
  • {"r":3,"c":2,"v":17}
  • {"r":3,"c":0,"v":11}
  • {"r":1,"c":0,"v":62}
  • {"r":4,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 18] → [15, _, _, 9] → [_, 6, 7, 2, 7]

Show answer

Answer: Row1[1]=90, Row3[1]=28, Row4[3]=9, Row5[1]=9, Row2[2]=40, Row4[2]=13, Row2[1]=50, Row3[2]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [50,40]
  • [28,22,18]
  • [15,13,9,9]
  • [9,6,7,2,7]
Base
  • 9
  • 6
  • 7
  • 2
  • 7
TopValue
90
HiddenCells
  • {"r":0,"c":0,"v":90}
  • {"r":2,"c":0,"v":28}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":0,"v":9}
  • {"r":1,"c":1,"v":40}
  • {"r":3,"c":1,"v":13}
  • {"r":1,"c":0,"v":50}
  • {"r":2,"c":1,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, _] → [_, 11, 10] → [10, _, _, 6] → [_, 4, _, 1, _]

Show answer

Answer: Row5[3]=3, Row4[3]=4, Row1[1]=49, Row5[5]=5, Row2[2]=21, Row3[1]=17, Row5[1]=6, Row4[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [49]
  • [28,21]
  • [17,11,10]
  • [10,7,4,6]
  • [6,4,3,1,5]
Base
  • 6
  • 4
  • 3
  • 1
  • 5
TopValue
49
HiddenCells
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":2,"v":4}
  • {"r":0,"c":0,"v":49}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":1,"v":21}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":1,"v":7}