medium Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [24, 27] → [_, 16, 11] → [_, _, _, 1]

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Answer: Row4[1]=2, Row3[1]=8, Row4[2]=6, Row4[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [24,27]
  • [8,16,11]
  • [2,6,10,1]
Base
  • 2
  • 6
  • 10
  • 1
TopValue
51
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [31, _] → [_, 16, _] → [7, 8, _, 1]

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Answer: Row3[1]=15, Row4[3]=8, Row2[2]=25, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [31,25]
  • [15,16,9]
  • [7,8,8,1]
Base
  • 7
  • 8
  • 8
  • 1
TopValue
56
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":25}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [15, _] → [_, _, 6] → [4, _, 5, 1]

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Answer: Row3[1]=7, Row4[2]=3, Row2[2]=14, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [15,14]
  • [7,8,6]
  • [4,3,5,1]
Base
  • 4
  • 3
  • 5
  • 1
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":1,"v":3}
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, _] → [12, 8, 9] → [9, 3, _, _]

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Answer: Row2[1]=20, Row4[4]=4, Row2[2]=17, Row4[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [20,17]
  • [12,8,9]
  • [9,3,5,4]
Base
  • 9
  • 3
  • 5
  • 4
TopValue
37
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":3,"c":3,"v":4}
  • {"r":1,"c":1,"v":17}
  • {"r":3,"c":2,"v":5}