hard Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [53, 54] → [28, 25, _] → [_, _, _, 17] → [_, _, _, 7, 10]

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Answer: Row4[2]=13, Row5[2]=8, Row1[1]=107, Row4[3]=12, Row5[1]=7, Row3[3]=29, Row4[1]=15, Row5[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [53,54]
  • [28,25,29]
  • [15,13,12,17]
  • [7,8,5,7,10]
Base
  • 7
  • 8
  • 5
  • 7
  • 10
TopValue
107
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":1,"v":8}
  • {"r":0,"c":0,"v":107}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":0,"v":7}
  • {"r":2,"c":2,"v":29}
  • {"r":3,"c":0,"v":15}
  • {"r":4,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [129] → [_, _] → [_, 33, _] → [11, 14, _, 19] → [_, 4, 10, _, _]

Show answer

Answer: Row3[3]=38, Row5[5]=10, Row2[2]=71, Row5[4]=9, Row2[1]=58, Row5[1]=7, Row4[3]=19, Row3[1]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [129]
  • [58,71]
  • [25,33,38]
  • [11,14,19,19]
  • [7,4,10,9,10]
Base
  • 7
  • 4
  • 10
  • 9
  • 10
TopValue
129
HiddenCells
  • {"r":2,"c":2,"v":38}
  • {"r":4,"c":4,"v":10}
  • {"r":1,"c":1,"v":71}
  • {"r":4,"c":3,"v":9}
  • {"r":1,"c":0,"v":58}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":2,"v":19}
  • {"r":2,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [103] → [59, _] → [32, _, 17] → [_, 17, _, 7] → [_, _, 7, _, _]

Show answer

Answer: Row4[3]=10, Row5[5]=4, Row2[2]=44, Row5[1]=5, Row5[2]=10, Row5[4]=3, Row3[2]=27, Row4[1]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [59,44]
  • [32,27,17]
  • [15,17,10,7]
  • [5,10,7,3,4]
Base
  • 5
  • 10
  • 7
  • 3
  • 4
TopValue
103
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":4,"v":4}
  • {"r":1,"c":1,"v":44}
  • {"r":4,"c":0,"v":5}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":3,"v":3}
  • {"r":2,"c":1,"v":27}
  • {"r":3,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [67] → [31, _] → [14, 17, _] → [_, _, _, 8] → [7, 1, _, _, _]

Show answer

Answer: Row4[2]=6, Row3[3]=19, Row4[1]=8, Row5[3]=5, Row4[3]=11, Row5[4]=6, Row5[5]=2, Row2[2]=36

SubType
number-pyramid
Difficulty
hard
Levels
  • [67]
  • [31,36]
  • [14,17,19]
  • [8,6,11,8]
  • [7,1,5,6,2]
Base
  • 7
  • 1
  • 5
  • 6
  • 2
TopValue
67
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":4,"v":2}
  • {"r":1,"c":1,"v":36}