medium Set 76 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 10] → [3, 4, _] → [2, 1, _, _]

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Answer: Row3[3]=6, Row4[3]=3, Row1[1]=17, Row4[4]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [17]
  • [7,10]
  • [3,4,6]
  • [2,1,3,3]
Base
  • 2
  • 1
  • 3
  • 3
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":2,"v":3}
  • {"r":0,"c":0,"v":17}
  • {"r":3,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [_, 4, 8] → [_, 2, 2, 6]

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Answer: Row1[1]=23, Row3[1]=7, Row2[2]=12, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [23]
  • [11,12]
  • [7,4,8]
  • [5,2,2,6]
Base
  • 5
  • 2
  • 2
  • 6
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":1,"v":12}
  • {"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): [45] → [23, _] → [10, _, _] → [3, _, 6, 3]

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Answer: Row4[2]=7, Row3[3]=9, Row3[2]=13, Row2[2]=22

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [23,22]
  • [10,13,9]
  • [3,7,6,3]
Base
  • 3
  • 7
  • 6
  • 3
TopValue
45
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":1,"v":13}
  • {"r":1,"c":1,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [33, _] → [_, 15, _] → [9, 9, _, 10]

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Answer: Row3[3]=16, Row4[3]=6, Row3[1]=18, Row2[2]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [33,31]
  • [18,15,16]
  • [9,9,6,10]
Base
  • 9
  • 9
  • 6
  • 10
TopValue
64
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":0,"v":18}
  • {"r":1,"c":1,"v":31}