medium Set 79 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, _] → [10, 8, _] → [3, _, 1, 7]

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Answer: Row2[2]=16, Row3[3]=8, Row4[2]=7, Row2[1]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [18,16]
  • [10,8,8]
  • [3,7,1,7]
Base
  • 3
  • 7
  • 1
  • 7
TopValue
34
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":2,"c":2,"v":8}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [9, 5, 9] → [8, _, 4, 5]

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Answer: Row4[2]=1, Row2[2]=14, Row1[1]=28, Row2[1]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [14,14]
  • [9,5,9]
  • [8,1,4,5]
Base
  • 8
  • 1
  • 4
  • 5
TopValue
28
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":1,"c":1,"v":14}
  • {"r":0,"c":0,"v":28}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [10, _] → [8, _, 6] → [7, _, 1, _]

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Answer: Row4[2]=1, Row4[4]=5, Row3[2]=2, Row2[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [18]
  • [10,8]
  • [8,2,6]
  • [7,1,1,5]
Base
  • 7
  • 1
  • 1
  • 5
TopValue
18
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":1,"v":2}
  • {"r":1,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [27, _] → [17, 10, 7] → [8, _, _, _]

Show answer

Answer: Row4[2]=9, Row4[3]=1, Row2[2]=17, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [27,17]
  • [17,10,7]
  • [8,9,1,6]
Base
  • 8
  • 9
  • 1
  • 6
TopValue
44
HiddenCells
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":1,"v":17}
  • {"r":3,"c":3,"v":6}