medium Set 61 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [9, 8, _] → [3, 6, _, 10]

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Answer: Row3[3]=12, Row2[2]=20, Row4[3]=2, Row1[1]=37

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [17,20]
  • [9,8,12]
  • [3,6,2,10]
Base
  • 3
  • 6
  • 2
  • 10
TopValue
37
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":1,"c":1,"v":20}
  • {"r":3,"c":2,"v":2}
  • {"r":0,"c":0,"v":37}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [_, 7, _] → [4, 2, 5, 3]

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Answer: Row2[2]=15, Row3[1]=6, Row3[3]=8, Row1[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [13,15]
  • [6,7,8]
  • [4,2,5,3]
Base
  • 4
  • 2
  • 5
  • 3
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":2,"v":8}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [22, 26] → [11, _, _] → [5, _, 5, _]

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Answer: Row3[2]=11, Row4[2]=6, Row4[4]=10, Row3[3]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [22,26]
  • [11,11,15]
  • [5,6,5,10]
Base
  • 5
  • 6
  • 5
  • 10
TopValue
48
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":3,"v":10}
  • {"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): [31] → [_, 17] → [8, _, _] → [3, 5, _, 10]

Show answer

Answer: Row4[3]=1, Row3[3]=11, Row2[1]=14, Row3[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [14,17]
  • [8,6,11]
  • [3,5,1,10]
Base
  • 3
  • 5
  • 1
  • 10
TopValue
31
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":2,"v":11}
  • {"r":1,"c":0,"v":14}
  • {"r":2,"c":1,"v":6}