medium Set 29 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, _] → [7, 15, 16] → [1, 6, _, _]

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Answer: Row2[2]=31, Row4[3]=9, Row4[4]=7, Row1[1]=53

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [22,31]
  • [7,15,16]
  • [1,6,9,7]
Base
  • 1
  • 6
  • 9
  • 7
TopValue
53
HiddenCells
  • {"r":1,"c":1,"v":31}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":3,"v":7}
  • {"r":0,"c":0,"v":53}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [26, 20] → [17, 9, _] → [_, 7, _, _]

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Answer: Row4[1]=10, Row4[4]=9, Row4[3]=2, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [26,20]
  • [17,9,11]
  • [10,7,2,9]
Base
  • 10
  • 7
  • 2
  • 9
TopValue
46
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, _] → [13, _, _] → [10, 3, 9, 1]

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Answer: Row3[2]=12, Row3[3]=10, Row2[1]=25, Row2[2]=22

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [25,22]
  • [13,12,10]
  • [10,3,9,1]
Base
  • 10
  • 3
  • 9
  • 1
TopValue
47
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":25}
  • {"r":1,"c":1,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, 18] → [_, _, _] → [1, 7, 4, 3]

Show answer

Answer: Row3[1]=8, Row3[3]=7, Row3[2]=11, Row2[1]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [19,18]
  • [8,11,7]
  • [1,7,4,3]
Base
  • 1
  • 7
  • 4
  • 3
TopValue
37
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":1,"v":11}
  • {"r":1,"c":0,"v":19}