hard Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [120] → [56, 64] → [24, _, _] → [_, 13, 19, _] → [_, _, _, 10, _]

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Answer: Row5[1]=7, Row5[3]=9, Row4[4]=13, Row3[3]=32, Row4[1]=11, Row5[2]=4, Row5[5]=3, Row3[2]=32

SubType
number-pyramid
Difficulty
hard
Levels
  • [120]
  • [56,64]
  • [24,32,32]
  • [11,13,19,13]
  • [7,4,9,10,3]
Base
  • 7
  • 4
  • 9
  • 10
  • 3
TopValue
120
HiddenCells
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":13}
  • {"r":2,"c":2,"v":32}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":1,"v":4}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":1,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 68] → [_, _, 33] → [_, 19, _, 17] → [2, _, 9, _, 10]

Show answer

Answer: Row4[1]=12, Row3[1]=31, Row5[4]=7, Row2[1]=66, Row1[1]=134, Row3[2]=35, Row4[3]=16, Row5[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [134]
  • [66,68]
  • [31,35,33]
  • [12,19,16,17]
  • [2,10,9,7,10]
Base
  • 2
  • 10
  • 9
  • 7
  • 10
TopValue
134
HiddenCells
  • {"r":3,"c":0,"v":12}
  • {"r":2,"c":0,"v":31}
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":0,"v":66}
  • {"r":0,"c":0,"v":134}
  • {"r":2,"c":1,"v":35}
  • {"r":3,"c":2,"v":16}
  • {"r":4,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [53, _] → [_, _, 15] → [16, 14, 9, _] → [_, 8, _, 3, _]

Show answer

Answer: Row3[2]=23, Row4[4]=6, Row1[1]=91, Row3[1]=30, Row5[1]=8, Row5[5]=3, Row5[3]=6, Row2[2]=38

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [53,38]
  • [30,23,15]
  • [16,14,9,6]
  • [8,8,6,3,3]
Base
  • 8
  • 8
  • 6
  • 3
  • 3
TopValue
91
HiddenCells
  • {"r":2,"c":1,"v":23}
  • {"r":3,"c":3,"v":6}
  • {"r":0,"c":0,"v":91}
  • {"r":2,"c":0,"v":30}
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":2,"v":6}
  • {"r":1,"c":1,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [45, 38] → [_, _, _] → [9, _, 10, 5] → [_, 7, 6, _, _]

Show answer

Answer: Row4[2]=13, Row3[2]=23, Row3[3]=15, Row1[1]=83, Row5[5]=1, Row3[1]=22, Row5[1]=2, Row5[4]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [45,38]
  • [22,23,15]
  • [9,13,10,5]
  • [2,7,6,4,1]
Base
  • 2
  • 7
  • 6
  • 4
  • 1
TopValue
83
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"c":2,"v":15}
  • {"r":0,"c":0,"v":83}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":3,"v":4}