hard Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [92] → [46, _] → [_, 25, 21] → [_, 11, 14, _] → [9, _, _, _, _]

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Answer: Row4[1]=10, Row2[2]=46, Row5[4]=4, Row5[2]=1, Row4[4]=7, Row5[3]=10, Row3[1]=21, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [46,46]
  • [21,25,21]
  • [10,11,14,7]
  • [9,1,10,4,3]
Base
  • 9
  • 1
  • 10
  • 4
  • 3
TopValue
92
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":1,"v":46}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":2,"v":10}
  • {"r":2,"c":0,"v":21}
  • {"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): [100] → [54, _] → [_, _, 22] → [_, 13, _, 11] → [9, _, _, _, 5]

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Answer: Row5[3]=5, Row4[1]=17, Row3[1]=30, Row4[3]=11, Row2[2]=46, Row5[4]=6, Row3[2]=24, Row5[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [54,46]
  • [30,24,22]
  • [17,13,11,11]
  • [9,8,5,6,5]
Base
  • 9
  • 8
  • 5
  • 6
  • 5
TopValue
100
HiddenCells
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":0,"v":30}
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":1,"v":46}
  • {"r":4,"c":3,"v":6}
  • {"r":2,"c":1,"v":24}
  • {"r":4,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 34] → [22, _, _] → [14, 8, 9, _] → [8, _, _, 7, _]

Show answer

Answer: Row5[3]=2, Row1[1]=73, Row5[5]=1, Row5[2]=6, Row2[1]=39, Row3[3]=17, Row3[2]=17, Row4[4]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [39,34]
  • [22,17,17]
  • [14,8,9,8]
  • [8,6,2,7,1]
Base
  • 8
  • 6
  • 2
  • 7
  • 1
TopValue
73
HiddenCells
  • {"r":4,"c":2,"v":2}
  • {"r":0,"c":0,"v":73}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":1,"v":6}
  • {"r":1,"c":0,"v":39}
  • {"r":2,"c":2,"v":17}
  • {"r":2,"c":1,"v":17}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [140] → [_, 68] → [_, _, _] → [16, _, _, 16] → [_, 10, 10, _, 10]

Show answer

Answer: Row3[1]=36, Row5[4]=6, Row4[3]=16, Row3[3]=32, Row2[1]=72, Row5[1]=6, Row3[2]=36, Row4[2]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [140]
  • [72,68]
  • [36,36,32]
  • [16,20,16,16]
  • [6,10,10,6,10]
Base
  • 6
  • 10
  • 10
  • 6
  • 10
TopValue
140
HiddenCells
  • {"r":2,"c":0,"v":36}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":2,"v":16}
  • {"r":2,"c":2,"v":32}
  • {"r":1,"c":0,"v":72}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":1,"v":36}
  • {"r":3,"c":1,"v":20}