hard Set 52 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [28, 29] → [_, 16, 13] → [_, _, _, _] → [1, _, _, _, 2]

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Answer: Row5[2]=3, Row4[2]=8, Row3[1]=12, Row4[1]=4, Row5[3]=5, Row4[4]=5, Row5[4]=3, Row4[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [57]
  • [28,29]
  • [12,16,13]
  • [4,8,8,5]
  • [1,3,5,3,2]
Base
  • 1
  • 3
  • 5
  • 3
  • 2
TopValue
57
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":0,"v":4}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":3,"v":5}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [86] → [38, 48] → [17, _, _] → [_, _, 14, 13] → [_, 3, _, _, _]

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Answer: Row5[3]=4, Row5[5]=3, Row4[2]=7, Row3[2]=21, Row4[1]=10, Row3[3]=27, Row5[1]=7, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [38,48]
  • [17,21,27]
  • [10,7,14,13]
  • [7,3,4,10,3]
Base
  • 7
  • 3
  • 4
  • 10
  • 3
TopValue
86
HiddenCells
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":4,"v":3}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":1,"v":21}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":2,"v":27}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [98] → [_, _] → [24, _, 22] → [_, _, _, 10] → [_, 7, 7, _, 5]

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Answer: Row4[3]=12, Row5[1]=3, Row2[1]=50, Row4[2]=14, Row2[2]=48, Row5[4]=5, Row3[2]=26, Row4[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [98]
  • [50,48]
  • [24,26,22]
  • [10,14,12,10]
  • [3,7,7,5,5]
Base
  • 3
  • 7
  • 7
  • 5
  • 5
TopValue
98
HiddenCells
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":0,"v":3}
  • {"r":1,"c":0,"v":50}
  • {"r":3,"c":1,"v":14}
  • {"r":1,"c":1,"v":48}
  • {"r":4,"c":3,"v":5}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [61] → [_, _] → [_, 13, _] → [10, _, 7, 12] → [_, _, 2, 5, _]

Show answer

Answer: Row3[1]=16, Row3[3]=19, Row2[2]=32, Row5[1]=6, Row4[2]=6, Row2[1]=29, Row5[5]=7, Row5[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [61]
  • [29,32]
  • [16,13,19]
  • [10,6,7,12]
  • [6,4,2,5,7]
Base
  • 6
  • 4
  • 2
  • 5
  • 7
TopValue
61
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":2,"v":19}
  • {"r":1,"c":1,"v":32}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":0,"v":29}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":1,"v":4}