medium Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [22, _] → [_, 14, 11] → [_, 7, 7, _]

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Answer: Row2[2]=25, Row4[1]=1, Row3[1]=8, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [22,25]
  • [8,14,11]
  • [1,7,7,4]
Base
  • 1
  • 7
  • 7
  • 4
TopValue
47
HiddenCells
  • {"r":1,"c":1,"v":25}
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, 19] → [_, _, 10] → [7, 2, 7, _]

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Answer: Row4[4]=3, Row3[1]=9, Row3[2]=9, Row2[1]=18

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [29, _] → [12, 17, _] → [4, 8, _, 9]

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Answer: Row4[3]=9, Row2[2]=35, Row1[1]=64, Row3[3]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [29,35]
  • [12,17,18]
  • [4,8,9,9]
Base
  • 4
  • 8
  • 9
  • 9
TopValue
64
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":35}
  • {"r":0,"c":0,"v":64}
  • {"r":2,"c":2,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [11, _] → [_, 2, _] → [8, _, 1, 2]

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Answer: Row3[3]=3, Row4[2]=1, Row3[1]=9, Row2[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [16]
  • [11,5]
  • [9,2,3]
  • [8,1,1,2]
Base
  • 8
  • 1
  • 1
  • 2
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":5}