medium Set 27 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [18, 12] → [_, 7, _] → [6, 5, _, _]

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Answer: Row4[4]=3, Row3[1]=11, Row4[3]=2, Row3[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [18,12]
  • [11,7,5]
  • [6,5,2,3]
Base
  • 6
  • 5
  • 2
  • 3
TopValue
30
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 16] → [_, _, 10] → [9, 5, _, 9]

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Answer: Row3[1]=14, Row3[2]=6, Row2[1]=20, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [20,16]
  • [14,6,10]
  • [9,5,1,9]
Base
  • 9
  • 5
  • 1
  • 9
TopValue
36
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":20}
  • {"r":3,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [74] → [_, _] → [17, 19, 19] → [7, 10, _, _]

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Answer: Row2[2]=38, Row4[4]=10, Row2[1]=36, Row4[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [74]
  • [36,38]
  • [17,19,19]
  • [7,10,9,10]
Base
  • 7
  • 10
  • 9
  • 10
TopValue
74
HiddenCells
  • {"r":1,"c":1,"v":38}
  • {"r":3,"c":3,"v":10}
  • {"r":1,"c":0,"v":36}
  • {"r":3,"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): [51] → [24, _] → [11, 13, _] → [_, _, 7, 7]

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Answer: Row2[2]=27, Row4[2]=6, Row4[1]=5, Row3[3]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [24,27]
  • [11,13,14]
  • [5,6,7,7]
Base
  • 5
  • 6
  • 7
  • 7
TopValue
51
HiddenCells
  • {"r":1,"c":1,"v":27}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":0,"v":5}
  • {"r":2,"c":2,"v":14}