medium Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 29] → [_, 17, 12] → [8, 8, 9, _]

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Answer: Row4[4]=3, Row1[1]=62, Row3[1]=16, Row2[1]=33

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [33,29]
  • [16,17,12]
  • [8,8,9,3]
Base
  • 8
  • 8
  • 9
  • 3
TopValue
62
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":0,"c":0,"v":62}
  • {"r":2,"c":0,"v":16}
  • {"r":1,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 28] → [_, 10, 18] → [8, 2, 8, _]

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Answer: Row2[1]=20, Row3[1]=10, Row4[4]=10, Row1[1]=48

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [20,28]
  • [10,10,18]
  • [8,2,8,10]
Base
  • 8
  • 2
  • 8
  • 10
TopValue
48
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":48}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [17, 28] → [_, 13, _] → [1, _, 10, _]

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Answer: Row4[4]=5, Row3[1]=4, Row4[2]=3, Row3[3]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [17,28]
  • [4,13,15]
  • [1,3,10,5]
Base
  • 1
  • 3
  • 10
  • 5
TopValue
45
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":4}
  • {"r":3,"c":1,"v":3}
  • {"r":2,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [27, _] → [14, _, _] → [7, _, 6, 6]

Show answer

Answer: Row2[2]=25, Row3[2]=13, Row3[3]=12, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [27,25]
  • [14,13,12]
  • [7,7,6,6]
Base
  • 7
  • 7
  • 6
  • 6
TopValue
52
HiddenCells
  • {"r":1,"c":1,"v":25}
  • {"r":2,"c":1,"v":13}
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":1,"v":7}