medium Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [10, 7] → [_, 3, _] → [5, 2, _, _]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [17]
  • [10,7]
  • [7,3,4]
  • [5,2,1,3]
Base
  • 5
  • 2
  • 1
  • 3
TopValue
17
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [22, _] → [_, 9, 10] → [7, _, 3, _]

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Answer: Row2[2]=19, Row3[1]=13, Row4[2]=6, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [22,19]
  • [13,9,10]
  • [7,6,3,7]
Base
  • 7
  • 6
  • 3
  • 7
TopValue
41
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, _] → [8, 11, 14] → [_, 2, _, 5]

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Answer: Row2[1]=19, Row2[2]=25, Row4[1]=6, Row4[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [19,25]
  • [8,11,14]
  • [6,2,9,5]
Base
  • 6
  • 2
  • 9
  • 5
TopValue
44
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":1,"c":1,"v":25}
  • {"r":3,"c":0,"v":6}
  • {"r":3,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [21, 25] → [_, _, 14] → [3, _, _, 10]

Show answer

Answer: Row3[1]=10, Row3[2]=11, Row4[2]=7, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [21,25]
  • [10,11,14]
  • [3,7,4,10]
Base
  • 3
  • 7
  • 4
  • 10
TopValue
46
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":2,"v":4}