hard Set 66 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [50, 42] → [_, _, 21] → [18, _, 10, 11] → [_, _, _, 9, _]

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Answer: Row3[1]=29, Row5[1]=8, Row5[3]=1, Row5[5]=2, Row4[2]=11, Row5[2]=10, Row1[1]=92, Row3[2]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [50,42]
  • [29,21,21]
  • [18,11,10,11]
  • [8,10,1,9,2]
Base
  • 8
  • 10
  • 1
  • 9
  • 2
TopValue
92
HiddenCells
  • {"r":2,"c":0,"v":29}
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":4,"v":2}
  • {"r":3,"c":1,"v":11}
  • {"r":4,"c":1,"v":10}
  • {"r":0,"c":0,"v":92}
  • {"r":2,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [39, _] → [16, 23, _] → [_, _, _, 14] → [1, _, _, _, 6]

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Answer: Row4[1]=6, Row4[3]=13, Row3[3]=27, Row5[3]=5, Row2[2]=50, Row4[2]=10, Row5[4]=8, Row5[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [39,50]
  • [16,23,27]
  • [6,10,13,14]
  • [1,5,5,8,6]
Base
  • 1
  • 5
  • 5
  • 8
  • 6
TopValue
89
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":3,"c":2,"v":13}
  • {"r":2,"c":2,"v":27}
  • {"r":4,"c":2,"v":5}
  • {"r":1,"c":1,"v":50}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [44, _] → [_, 18, _] → [16, _, 8, _] → [_, 8, 2, 6, _]

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Answer: Row4[4]=16, Row1[1]=86, Row3[3]=24, Row5[1]=8, Row3[1]=26, Row5[5]=10, Row4[2]=10, Row2[2]=42

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [44,42]
  • [26,18,24]
  • [16,10,8,16]
  • [8,8,2,6,10]
Base
  • 8
  • 8
  • 2
  • 6
  • 10
TopValue
86
HiddenCells
  • {"r":3,"c":3,"v":16}
  • {"r":0,"c":0,"v":86}
  • {"r":2,"c":2,"v":24}
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":1,"v":42}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [24, 19, 15] → [_, 11, 8, _] → [_, _, 4, 4, _]

Show answer

Answer: Row5[2]=7, Row1[1]=77, Row4[1]=13, Row2[2]=34, Row5[1]=6, Row4[4]=7, Row5[5]=3, Row2[1]=43

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [43,34]
  • [24,19,15]
  • [13,11,8,7]
  • [6,7,4,4,3]
Base
  • 6
  • 7
  • 4
  • 4
  • 3
TopValue
77
HiddenCells
  • {"r":4,"c":1,"v":7}
  • {"r":0,"c":0,"v":77}
  • {"r":3,"c":0,"v":13}
  • {"r":1,"c":1,"v":34}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":4,"v":3}
  • {"r":1,"c":0,"v":43}