medium Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [70] → [36, _] → [17, 19, 15] → [_, _, 9, _]

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Answer: Row2[2]=34, Row4[4]=6, Row4[2]=10, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [70]
  • [36,34]
  • [17,19,15]
  • [7,10,9,6]
Base
  • 7
  • 10
  • 9
  • 6
TopValue
70
HiddenCells
  • {"r":1,"c":1,"v":34}
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 24] → [15, _, _] → [10, 5, _, 9]

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Answer: Row1[1]=49, Row4[3]=5, Row3[2]=10, Row3[3]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [25,24]
  • [15,10,14]
  • [10,5,5,9]
Base
  • 10
  • 5
  • 5
  • 9
TopValue
49
HiddenCells
  • {"r":0,"c":0,"v":49}
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, _] → [10, 8, _] → [_, 1, 7, 7]

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Answer: Row2[1]=18, Row3[3]=14, Row2[2]=22, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [18,22]
  • [10,8,14]
  • [9,1,7,7]
Base
  • 9
  • 1
  • 7
  • 7
TopValue
40
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":1,"v":22}
  • {"r":3,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, 23] → [15, 15, _] → [_, _, 5, 3]

Show answer

Answer: Row1[1]=53, Row4[2]=10, Row3[3]=8, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [30,23]
  • [15,15,8]
  • [5,10,5,3]
Base
  • 5
  • 10
  • 5
  • 3
TopValue
53
HiddenCells
  • {"r":0,"c":0,"v":53}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":2,"v":8}
  • {"r":3,"c":0,"v":5}