medium Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [61] → [_, 26] → [18, 17, _] → [_, _, 7, 2]

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Answer: Row3[3]=9, Row4[1]=8, Row2[1]=35, Row4[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [35,26]
  • [18,17,9]
  • [8,10,7,2]
Base
  • 8
  • 10
  • 7
  • 2
TopValue
61
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":35}
  • {"r":3,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [30, _] → [16, 14, 6] → [_, _, 4, _]

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Answer: Row4[2]=10, Row2[2]=20, Row4[4]=2, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [30,20]
  • [16,14,6]
  • [6,10,4,2]
Base
  • 6
  • 10
  • 4
  • 2
TopValue
50
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":1,"v":20}
  • {"r":3,"c":3,"v":2}
  • {"r":3,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 12] → [7, _, _] → [6, 1, _, 9]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [21]
  • [9,12]
  • [7,2,10]
  • [6,1,1,9]
Base
  • 6
  • 1
  • 1
  • 9
TopValue
21
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":1,"v":2}
  • {"r":1,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [_, 25] → [17, _, _] → [9, 8, _, 9]

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Answer: Row2[1]=29, Row3[3]=13, Row4[3]=4, Row3[2]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [29,25]
  • [17,12,13]
  • [9,8,4,9]
Base
  • 9
  • 8
  • 4
  • 9
TopValue
54
HiddenCells
  • {"r":1,"c":0,"v":29}
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":1,"v":12}