hard Set 58 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [90] → [_, 39] → [_, 23, _] → [15, _, _, _] → [10, 5, 8, _, _]

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Answer: Row4[2]=13, Row4[4]=6, Row3[1]=28, Row2[1]=51, Row5[5]=4, Row5[4]=2, Row3[3]=16, Row4[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [51,39]
  • [28,23,16]
  • [15,13,10,6]
  • [10,5,8,2,4]
Base
  • 10
  • 5
  • 8
  • 2
  • 4
TopValue
90
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":0,"v":28}
  • {"r":1,"c":0,"v":51}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [52, 50] → [_, 28, _] → [10, _, _, _] → [_, _, _, 6, 2]

Show answer

Answer: Row5[2]=6, Row5[1]=4, Row3[3]=22, Row4[3]=14, Row5[3]=8, Row4[2]=14, Row4[4]=8, Row3[1]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [52,50]
  • [24,28,22]
  • [10,14,14,8]
  • [4,6,8,6,2]
Base
  • 4
  • 6
  • 8
  • 6
  • 2
TopValue
102
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":0,"v":4}
  • {"r":2,"c":2,"v":22}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":2,"v":8}
  • {"r":3,"c":1,"v":14}
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [40, 43] → [_, 19, _] → [_, _, 12, _] → [_, 4, _, _, 3]

Show answer

Answer: Row4[2]=7, Row5[1]=10, Row5[3]=3, Row4[1]=14, Row3[1]=21, Row3[3]=24, Row5[4]=9, Row4[4]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [40,43]
  • [21,19,24]
  • [14,7,12,12]
  • [10,4,3,9,3]
Base
  • 10
  • 4
  • 3
  • 9
  • 3
TopValue
83
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":0,"v":14}
  • {"r":2,"c":0,"v":21}
  • {"r":2,"c":2,"v":24}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":3,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [31, 28, 25] → [_, _, 13, _] → [_, 10, 5, 8, _]

Show answer

Answer: Row2[1]=59, Row5[5]=4, Row2[2]=53, Row4[2]=15, Row4[1]=16, Row5[1]=6, Row4[4]=12, Row1[1]=112

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [59,53]
  • [31,28,25]
  • [16,15,13,12]
  • [6,10,5,8,4]
Base
  • 6
  • 10
  • 5
  • 8
  • 4
TopValue
112
HiddenCells
  • {"r":1,"c":0,"v":59}
  • {"r":4,"c":4,"v":4}
  • {"r":1,"c":1,"v":53}
  • {"r":3,"c":1,"v":15}
  • {"r":3,"c":0,"v":16}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":3,"v":12}
  • {"r":0,"c":0,"v":112}