hard Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [26, _, _] → [_, 13, 14, _] → [_, 5, 8, 6, 2]

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Answer: Row4[4]=8, Row5[1]=8, Row4[1]=13, Row2[1]=53, Row3[3]=22, Row3[2]=27, Row2[2]=49, Row1[1]=102

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [53,49]
  • [26,27,22]
  • [13,13,14,8]
  • [8,5,8,6,2]
Base
  • 8
  • 5
  • 8
  • 6
  • 2
TopValue
102
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":0,"v":13}
  • {"r":1,"c":0,"v":53}
  • {"r":2,"c":2,"v":22}
  • {"r":2,"c":1,"v":27}
  • {"r":1,"c":1,"v":49}
  • {"r":0,"c":0,"v":102}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [99] → [_, 49] → [25, _, 24] → [13, 12, 13, _] → [_, _, _, _, _]

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Answer: Row5[2]=5, Row5[1]=8, Row2[1]=50, Row3[2]=25, Row5[5]=5, Row5[4]=6, Row4[4]=11, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [50,49]
  • [25,25,24]
  • [13,12,13,11]
  • [8,5,7,6,5]
Base
  • 8
  • 5
  • 7
  • 6
  • 5
TopValue
99
HiddenCells
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":0,"v":8}
  • {"r":1,"c":0,"v":50}
  • {"r":2,"c":1,"v":25}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [81] → [_, 41] → [_, _, 21] → [_, 10, 10, _] → [_, _, _, 6, 5]

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Answer: Row2[1]=40, Row3[1]=20, Row3[2]=20, Row5[2]=6, Row4[4]=11, Row5[1]=4, Row4[1]=10, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [81]
  • [40,41]
  • [20,20,21]
  • [10,10,10,11]
  • [4,6,4,6,5]
Base
  • 4
  • 6
  • 4
  • 6
  • 5
TopValue
81
HiddenCells
  • {"r":1,"c":0,"v":40}
  • {"r":2,"c":0,"v":20}
  • {"r":2,"c":1,"v":20}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 58] → [_, _, 27] → [9, _, _, 11] → [2, 7, _, 8, _]

Show answer

Answer: Row3[1]=24, Row2[1]=55, Row5[3]=8, Row3[2]=31, Row4[3]=16, Row5[5]=3, Row1[1]=113, Row4[2]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [113]
  • [55,58]
  • [24,31,27]
  • [9,15,16,11]
  • [2,7,8,8,3]
Base
  • 2
  • 7
  • 8
  • 8
  • 3
TopValue
113
HiddenCells
  • {"r":2,"c":0,"v":24}
  • {"r":1,"c":0,"v":55}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":1,"v":31}
  • {"r":3,"c":2,"v":16}
  • {"r":4,"c":4,"v":3}
  • {"r":0,"c":0,"v":113}
  • {"r":3,"c":1,"v":15}