medium Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [62] → [_, 32] → [_, _, 18] → [10, 6, 8, _]

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Answer: Row4[4]=10, Row3[1]=16, Row3[2]=14, Row2[1]=30

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [30,32]
  • [16,14,18]
  • [10,6,8,10]
Base
  • 10
  • 6
  • 8
  • 10
TopValue
62
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":1,"v":14}
  • {"r":1,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [28, 31] → [_, _, 16] → [_, 6, 9, _]

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Answer: Row3[1]=13, Row3[2]=15, Row4[1]=7, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [28,31]
  • [13,15,16]
  • [7,6,9,7]
Base
  • 7
  • 6
  • 9
  • 7
TopValue
59
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 19] → [10, 9, _] → [_, _, 6, 4]

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Answer: Row1[1]=38, Row3[3]=10, Row4[1]=7, Row4[2]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [19,19]
  • [10,9,10]
  • [7,3,6,4]
Base
  • 7
  • 3
  • 6
  • 4
TopValue
38
HiddenCells
  • {"r":0,"c":0,"v":38}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 29] → [_, 12, _] → [2, _, 10, 7]

Show answer

Answer: Row3[3]=17, Row4[2]=2, Row3[1]=4, Row1[1]=45

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [16,29]
  • [4,12,17]
  • [2,2,10,7]
Base
  • 2
  • 2
  • 10
  • 7
TopValue
45
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":0,"v":4}
  • {"r":0,"c":0,"v":45}