hard Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [86] → [50, 36] → [_, _, _] → [16, 13, _, _] → [7, 9, _, _, _]

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Answer: Row4[3]=8, Row5[5]=3, Row3[2]=21, Row3[1]=29, Row4[4]=7, Row5[4]=4, Row5[3]=4, Row3[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [50,36]
  • [29,21,15]
  • [16,13,8,7]
  • [7,9,4,4,3]
Base
  • 7
  • 9
  • 4
  • 4
  • 3
TopValue
86
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":1,"v":21}
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [43, 41] → [_, _, _] → [5, _, 12, 4] → [_, 3, 10, _, _]

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Answer: Row5[5]=2, Row5[1]=2, Row3[2]=25, Row4[2]=13, Row1[1]=84, Row5[4]=2, Row3[1]=18, Row3[3]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [43,41]
  • [18,25,16]
  • [5,13,12,4]
  • [2,3,10,2,2]
Base
  • 2
  • 3
  • 10
  • 2
  • 2
TopValue
84
HiddenCells
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":0,"v":2}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":1,"v":13}
  • {"r":0,"c":0,"v":84}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":0,"v":18}
  • {"r":2,"c":2,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [70] → [_, 31] → [22, _, _] → [_, 10, 7, _] → [_, _, 4, _, 4]

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Answer: Row3[2]=17, Row5[2]=6, Row2[1]=39, Row5[4]=3, Row4[1]=12, Row4[4]=7, Row5[1]=6, Row3[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [39,31]
  • [22,17,14]
  • [12,10,7,7]
  • [6,6,4,3,4]
Base
  • 6
  • 6
  • 4
  • 3
  • 4
TopValue
70
HiddenCells
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":1,"v":6}
  • {"r":1,"c":0,"v":39}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [15, 15, 20] → [_, _, 9, _] → [7, 2, _, 5, _]

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Answer: Row4[1]=9, Row5[3]=4, Row5[5]=6, Row4[2]=6, Row1[1]=65, Row4[4]=11, Row2[1]=30, Row2[2]=35

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [30,35]
  • [15,15,20]
  • [9,6,9,11]
  • [7,2,4,5,6]
Base
  • 7
  • 2
  • 4
  • 5
  • 6
TopValue
65
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":1,"v":6}
  • {"r":0,"c":0,"v":65}
  • {"r":3,"c":3,"v":11}
  • {"r":1,"c":0,"v":30}
  • {"r":1,"c":1,"v":35}