medium Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 30] → [8, _, _] → [3, _, 9, 7]

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Answer: Row3[3]=16, Row3[2]=14, Row4[2]=5, Row1[1]=52

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [22,30]
  • [8,14,16]
  • [3,5,9,7]
Base
  • 3
  • 5
  • 9
  • 7
TopValue
52
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":1,"v":5}
  • {"r":0,"c":0,"v":52}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, _] → [5, 6, 9] → [_, 3, 3, _]

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Answer: Row4[1]=2, Row2[1]=11, Row2[2]=15, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [11,15]
  • [5,6,9]
  • [2,3,3,6]
Base
  • 2
  • 3
  • 3
  • 6
TopValue
26
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":1,"c":0,"v":11}
  • {"r":1,"c":1,"v":15}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 12] → [8, _, 5] → [4, _, _, 2]

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Answer: Row2[1]=15, Row4[2]=4, Row3[2]=7, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [15,12]
  • [8,7,5]
  • [4,4,3,2]
Base
  • 4
  • 4
  • 3
  • 2
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, _] → [12, 7, _] → [_, 4, 3, 10]

Show answer

Answer: Row4[1]=8, Row2[1]=19, Row2[2]=20, Row3[3]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [19,20]
  • [12,7,13]
  • [8,4,3,10]
Base
  • 8
  • 4
  • 3
  • 10
TopValue
39
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":19}
  • {"r":1,"c":1,"v":20}
  • {"r":2,"c":2,"v":13}