medium Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [22, _] → [_, _, 15] → [9, 2, 9, _]

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Answer: Row3[1]=11, Row2[2]=26, Row4[4]=6, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [22,26]
  • [11,11,15]
  • [9,2,9,6]
Base
  • 9
  • 2
  • 9
  • 6
TopValue
48
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":1,"c":1,"v":26}
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [18, _] → [10, 8, 8] → [_, 5, _, _]

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Answer: Row4[4]=5, Row2[2]=16, Row4[1]=5, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [18,16]
  • [10,8,8]
  • [5,5,3,5]
Base
  • 5
  • 5
  • 3
  • 5
TopValue
34
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":1,"v":16}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [19, 19] → [_, 7, _] → [_, 2, 5, _]

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Answer: Row4[1]=10, Row3[3]=12, Row4[4]=7, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [19,19]
  • [12,7,12]
  • [10,2,5,7]
Base
  • 10
  • 2
  • 5
  • 7
TopValue
38
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, 35] → [15, 15, _] → [10, 5, _, _]

Show answer

Answer: Row4[4]=10, Row1[1]=65, Row4[3]=10, Row3[3]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [30,35]
  • [15,15,20]
  • [10,5,10,10]
Base
  • 10
  • 5
  • 10
  • 10
TopValue
65
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":65}
  • {"r":3,"c":2,"v":10}
  • {"r":2,"c":2,"v":20}