medium Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [27, 25] → [12, 15, _] → [_, 7, _, _]

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Answer: Row4[1]=5, Row4[4]=2, Row4[3]=8, Row3[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [27,25]
  • [12,15,10]
  • [5,7,8,2]
Base
  • 5
  • 7
  • 8
  • 2
TopValue
52
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":3,"v":2}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"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): [_] → [_, 25] → [_, 14, _] → [2, 9, 5, 6]

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Answer: Row3[3]=11, Row1[1]=50, Row2[1]=25, Row3[1]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [25,25]
  • [11,14,11]
  • [2,9,5,6]
Base
  • 2
  • 9
  • 5
  • 6
TopValue
50
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":0,"c":0,"v":50}
  • {"r":1,"c":0,"v":25}
  • {"r":2,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [49] → [_, 27] → [10, _, _] → [_, 7, 5, 10]

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Answer: Row4[1]=3, Row3[3]=15, Row3[2]=12, Row2[1]=22

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [22,27]
  • [10,12,15]
  • [3,7,5,10]
Base
  • 3
  • 7
  • 5
  • 10
TopValue
49
HiddenCells
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":2,"v":15}
  • {"r":2,"c":1,"v":12}
  • {"r":1,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [8, 9, _] → [4, 4, 5, _]

Show answer

Answer: Row3[3]=15, Row2[2]=24, Row4[4]=10, Row1[1]=41

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [17,24]
  • [8,9,15]
  • [4,4,5,10]
Base
  • 4
  • 4
  • 5
  • 10
TopValue
41
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":1,"c":1,"v":24}
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":41}