medium Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [67] → [33, _] → [_, 17, _] → [9, _, 10, 7]

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Answer: Row2[2]=34, Row3[1]=16, Row4[2]=7, Row3[3]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [67]
  • [33,34]
  • [16,17,17]
  • [9,7,10,7]
Base
  • 9
  • 7
  • 10
  • 7
TopValue
67
HiddenCells
  • {"r":1,"c":1,"v":34}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":2,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 16] → [_, _, _] → [5, 7, 1, 7]

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Answer: Row2[1]=20, Row3[2]=8, Row3[3]=8, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [20,16]
  • [12,8,8]
  • [5,7,1,7]
Base
  • 5
  • 7
  • 1
  • 7
TopValue
36
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [15, 8, 13] → [_, _, 3, 10]

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Answer: Row4[1]=10, Row2[1]=23, Row4[2]=5, Row1[1]=44

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [23,21]
  • [15,8,13]
  • [10,5,3,10]
Base
  • 10
  • 5
  • 3
  • 10
TopValue
44
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":0,"v":23}
  • {"r":3,"c":1,"v":5}
  • {"r":0,"c":0,"v":44}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 10] → [_, 4, 6] → [_, 3, 1, _]

Show answer

Answer: Row3[1]=12, Row2[1]=16, Row4[4]=5, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [16,10]
  • [12,4,6]
  • [9,3,1,5]
Base
  • 9
  • 3
  • 1
  • 5
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":0,"v":16}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":0,"v":9}