hard Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [_, 7, 8] → [_, _, 3, 5] → [_, _, _, 2, 3]

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Answer: Row3[1]=14, Row4[2]=4, Row1[1]=36, Row4[1]=10, Row5[3]=1, Row5[1]=7, Row2[1]=21, Row5[2]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [36]
  • [21,15]
  • [14,7,8]
  • [10,4,3,5]
  • [7,3,1,2,3]
Base
  • 7
  • 3
  • 1
  • 2
  • 3
TopValue
36
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":1,"v":4}
  • {"r":0,"c":0,"v":36}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":0,"v":7}
  • {"r":1,"c":0,"v":21}
  • {"r":4,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, 25] → [_, _, 14] → [_, _, _, 10] → [7, 6, _, 3, _]

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Answer: Row5[3]=1, Row4[3]=4, Row3[2]=11, Row4[2]=7, Row4[1]=13, Row3[1]=20, Row2[1]=31, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [31,25]
  • [20,11,14]
  • [13,7,4,10]
  • [7,6,1,3,7]
Base
  • 7
  • 6
  • 1
  • 3
  • 7
TopValue
56
HiddenCells
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":0,"v":20}
  • {"r":1,"c":0,"v":31}
  • {"r":4,"c":4,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [16, _] → [5, _, 23] → [_, _, 9, 14] → [_, 1, _, _, _]

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Answer: Row2[2]=34, Row5[4]=8, Row5[3]=1, Row5[1]=2, Row4[2]=2, Row4[1]=3, Row3[2]=11, Row5[5]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [50]
  • [16,34]
  • [5,11,23]
  • [3,2,9,14]
  • [2,1,1,8,6]
Base
  • 2
  • 1
  • 1
  • 8
  • 6
TopValue
50
HiddenCells
  • {"r":1,"c":1,"v":34}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":1,"v":11}
  • {"r":4,"c":4,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [114] → [_, 61] → [_, 28, 33] → [11, _, _, 19] → [_, _, _, _, 9]

Show answer

Answer: Row5[1]=1, Row5[3]=4, Row4[2]=14, Row5[2]=10, Row2[1]=53, Row4[3]=14, Row3[1]=25, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [114]
  • [53,61]
  • [25,28,33]
  • [11,14,14,19]
  • [1,10,4,10,9]
Base
  • 1
  • 10
  • 4
  • 10
  • 9
TopValue
114
HiddenCells
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":1,"v":10}
  • {"r":1,"c":0,"v":53}
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":0,"v":25}
  • {"r":4,"c":3,"v":10}