medium Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [72] → [_, _] → [18, 19, 16] → [8, _, _, 7]

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Answer: Row4[3]=9, Row2[1]=37, Row4[2]=10, Row2[2]=35

SubType
number-pyramid
Difficulty
medium
Levels
  • [72]
  • [37,35]
  • [18,19,16]
  • [8,10,9,7]
Base
  • 8
  • 10
  • 9
  • 7
TopValue
72
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":0,"v":37}
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":1,"v":35}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, _] → [14, 14, _] → [8, 6, _, 2]

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Answer: Row2[2]=24, Row3[3]=10, Row4[3]=8, Row2[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [28,24]
  • [14,14,10]
  • [8,6,8,2]
Base
  • 8
  • 6
  • 8
  • 2
TopValue
52
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"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): [61] → [_, 33] → [12, 16, _] → [3, _, 7, _]

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Answer: Row2[1]=28, Row3[3]=17, Row4[4]=10, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [28,33]
  • [12,16,17]
  • [3,9,7,10]
Base
  • 3
  • 9
  • 7
  • 10
TopValue
61
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [_, _] → [_, 15, 6] → [2, 10, _, 1]

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Answer: Row4[3]=5, Row2[1]=27, Row3[1]=12, Row2[2]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [27,21]
  • [12,15,6]
  • [2,10,5,1]
Base
  • 2
  • 10
  • 5
  • 1
TopValue
48
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":1,"v":21}