medium Set 46 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [21, _] → [7, 14, _] → [1, _, 8, _]

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Answer: Row4[4]=9, Row2[2]=31, Row3[3]=17, Row4[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [21,31]
  • [7,14,17]
  • [1,6,8,9]
Base
  • 1
  • 6
  • 8
  • 9
TopValue
52
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":31}
  • {"r":2,"c":2,"v":17}
  • {"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): [_] → [34, 39] → [_, 20, 19] → [4, _, _, 9]

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Answer: Row3[1]=14, Row4[3]=10, Row4[2]=10, Row1[1]=73

SubType
number-pyramid
Difficulty
medium
Levels
  • [73]
  • [34,39]
  • [14,20,19]
  • [4,10,10,9]
Base
  • 4
  • 10
  • 10
  • 9
TopValue
73
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":1,"v":10}
  • {"r":0,"c":0,"v":73}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [14, 14] → [_, _, 8] → [3, _, _, 7]

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Answer: Row4[2]=5, Row3[1]=8, Row3[2]=6, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [14,14]
  • [8,6,8]
  • [3,5,1,7]
Base
  • 3
  • 5
  • 1
  • 7
TopValue
28
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":1,"v":6}
  • {"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): [47] → [20, _] → [11, 9, 18] → [10, _, _, _]

Show answer

Answer: Row4[3]=8, Row4[2]=1, Row4[4]=10, Row2[2]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [20,27]
  • [11,9,18]
  • [10,1,8,10]
Base
  • 10
  • 1
  • 8
  • 10
TopValue
47
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":1,"v":1}
  • {"r":3,"c":3,"v":10}
  • {"r":1,"c":1,"v":27}