hard Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, 33] → [_, _, _] → [_, 10, 7, _] → [1, _, _, 3, 6]

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Answer: Row3[3]=16, Row3[1]=17, Row4[1]=7, Row4[4]=9, Row1[1]=67, Row5[3]=4, Row3[2]=17, Row5[2]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [67]
  • [34,33]
  • [17,17,16]
  • [7,10,7,9]
  • [1,6,4,3,6]
Base
  • 1
  • 6
  • 4
  • 3
  • 6
TopValue
67
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":0,"v":17}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":3,"v":9}
  • {"r":0,"c":0,"v":67}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 49] → [13, 23, _] → [5, _, _, 11] → [_, 3, 5, _, _]

Show answer

Answer: Row5[4]=10, Row5[1]=2, Row5[5]=1, Row1[1]=85, Row4[2]=8, Row2[1]=36, Row3[3]=26, Row4[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [36,49]
  • [13,23,26]
  • [5,8,15,11]
  • [2,3,5,10,1]
Base
  • 2
  • 3
  • 5
  • 10
  • 1
TopValue
85
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":4,"v":1}
  • {"r":0,"c":0,"v":85}
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":0,"v":36}
  • {"r":2,"c":2,"v":26}
  • {"r":3,"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): [100] → [_, 50] → [_, _, _] → [_, 13, 14, _] → [_, 5, 8, 6, _]

Show answer

Answer: Row5[1]=5, Row4[4]=9, Row3[3]=23, Row4[1]=10, Row2[1]=50, Row3[2]=27, Row3[1]=23, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [50,50]
  • [23,27,23]
  • [10,13,14,9]
  • [5,5,8,6,3]
Base
  • 5
  • 5
  • 8
  • 6
  • 3
TopValue
100
HiddenCells
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":2,"v":23}
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":0,"v":50}
  • {"r":2,"c":1,"v":27}
  • {"r":2,"c":0,"v":23}
  • {"r":4,"c":4,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [45, 44] → [24, 21, _] → [_, 11, _, _] → [_, 5, _, _, _]

Show answer

Answer: Row4[4]=13, Row5[4]=4, Row5[3]=6, Row4[3]=10, Row5[1]=8, Row5[5]=9, Row4[1]=13, Row3[3]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [45,44]
  • [24,21,23]
  • [13,11,10,13]
  • [8,5,6,4,9]
Base
  • 8
  • 5
  • 6
  • 4
  • 9
TopValue
89
HiddenCells
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":2,"v":23}