medium Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [62] → [29, _] → [13, 16, _] → [5, 8, _, _]

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Answer: Row3[3]=17, Row2[2]=33, Row4[4]=9, Row4[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [29,33]
  • [13,16,17]
  • [5,8,8,9]
Base
  • 5
  • 8
  • 8
  • 9
TopValue
62
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":3,"v":9}
  • {"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): [57] → [_, _] → [14, 14, _] → [_, 9, 5, 10]

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Answer: Row2[1]=28, Row3[3]=15, Row2[2]=29, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [28,29]
  • [14,14,15]
  • [5,9,5,10]
Base
  • 5
  • 9
  • 5
  • 10
TopValue
57
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":2,"v":15}
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [18, _] → [_, 9, 12] → [3, 6, _, _]

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Answer: Row2[2]=21, Row3[1]=9, Row4[3]=3, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [18,21]
  • [9,9,12]
  • [3,6,3,9]
Base
  • 3
  • 6
  • 3
  • 9
TopValue
39
HiddenCells
  • {"r":1,"c":1,"v":21}
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":2,"v":3}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [_, 12, 10] → [1, 10, _, 8]

Show answer

Answer: Row4[3]=2, Row2[1]=23, Row3[1]=11, Row1[1]=45

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [23,22]
  • [11,12,10]
  • [1,10,2,8]
Base
  • 1
  • 10
  • 2
  • 8
TopValue
45
HiddenCells
  • {"r":3,"c":2,"v":2}
  • {"r":1,"c":0,"v":23}
  • {"r":2,"c":0,"v":11}
  • {"r":0,"c":0,"v":45}