medium Set 66 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [19, 31] → [8, _, _] → [_, _, 10, 10]

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Answer: Row4[1]=7, Row3[2]=11, Row3[3]=20, Row4[2]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [19,31]
  • [8,11,20]
  • [7,1,10,10]
Base
  • 7
  • 1
  • 10
  • 10
TopValue
50
HiddenCells
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":1,"v":11}
  • {"r":2,"c":2,"v":20}
  • {"r":3,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, _] → [_, 7, 8] → [5, _, 5, 3]

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Answer: Row4[2]=2, Row2[1]=14, Row3[1]=7, Row2[2]=15

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [27, 25] → [12, 15, _] → [_, _, 6, 4]

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Answer: Row3[3]=10, Row4[2]=9, Row1[1]=52, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [27,25]
  • [12,15,10]
  • [3,9,6,4]
Base
  • 3
  • 9
  • 6
  • 4
TopValue
52
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":1,"v":9}
  • {"r":0,"c":0,"v":52}
  • {"r":3,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 17] → [8, _, 13] → [7, 1, _, _]

Show answer

Answer: Row4[3]=3, Row1[1]=29, Row4[4]=10, Row3[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [12,17]
  • [8,4,13]
  • [7,1,3,10]
Base
  • 7
  • 1
  • 3
  • 10
TopValue
29
HiddenCells
  • {"r":3,"c":2,"v":3}
  • {"r":0,"c":0,"v":29}
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":1,"v":4}