medium Set 62 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 7] → [_, 4, _] → [4, _, 1, 2]

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Answer: Row2[1]=11, Row4[2]=3, Row3[1]=7, Row3[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [18]
  • [11,7]
  • [7,4,3]
  • [4,3,1,2]
Base
  • 4
  • 3
  • 1
  • 2
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":3,"c":1,"v":3}
  • {"r":2,"c":0,"v":7}
  • {"r":2,"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): [_] → [_, 26] → [15, _, 11] → [9, _, 9, 2]

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Answer: Row1[1]=56, Row2[1]=30, Row3[2]=15, Row4[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [30,26]
  • [15,15,11]
  • [9,6,9,2]
Base
  • 9
  • 6
  • 9
  • 2
TopValue
56
HiddenCells
  • {"r":0,"c":0,"v":56}
  • {"r":1,"c":0,"v":30}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, _] → [_, 8, 14] → [7, 3, 5, _]

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Answer: Row2[1]=18, Row3[1]=10, Row2[2]=22, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [18,22]
  • [10,8,14]
  • [7,3,5,9]
Base
  • 7
  • 3
  • 5
  • 9
TopValue
40
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":1,"v":22}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [9, 11] → [_, 4, _] → [4, 1, _, _]

Show answer

Answer: Row4[3]=3, Row3[3]=7, Row3[1]=5, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [20]
  • [9,11]
  • [5,4,7]
  • [4,1,3,4]
Base
  • 4
  • 1
  • 3
  • 4
TopValue
20
HiddenCells
  • {"r":3,"c":2,"v":3}
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":5}
  • {"r":3,"c":3,"v":4}