medium Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [6, _] → [4, 2, 5] → [3, _, _, _]

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Answer: Row4[4]=4, Row2[2]=7, Row4[2]=1, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [13]
  • [6,7]
  • [4,2,5]
  • [3,1,1,4]
Base
  • 3
  • 1
  • 1
  • 4
TopValue
13
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":1,"c":1,"v":7}
  • {"r":3,"c":1,"v":1}
  • {"r":3,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, 27] → [_, 12, 15] → [5, _, _, 9]

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Answer: Row4[2]=6, Row3[1]=11, Row4[3]=6, Row1[1]=50

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [23,27]
  • [11,12,15]
  • [5,6,6,9]
Base
  • 5
  • 6
  • 6
  • 9
TopValue
50
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":2,"v":6}
  • {"r":0,"c":0,"v":50}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 20] → [10, 9, 11] → [_, _, _, 5]

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Answer: Row4[1]=7, Row4[2]=3, Row4[3]=6, Row1[1]=39

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [19,20]
  • [10,9,11]
  • [7,3,6,5]
Base
  • 7
  • 3
  • 6
  • 5
TopValue
39
HiddenCells
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":1,"v":3}
  • {"r":3,"c":2,"v":6}
  • {"r":0,"c":0,"v":39}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [10, _] → [4, 6, _] → [3, _, 5, _]

Show answer

Answer: Row4[2]=1, Row4[4]=7, Row2[2]=18, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [10,18]
  • [4,6,12]
  • [3,1,5,7]
Base
  • 3
  • 1
  • 5
  • 7
TopValue
28
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":1,"v":18}
  • {"r":2,"c":2,"v":12}