medium Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [18, 11, 4] → [_, _, 3, 1]

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Answer: Row2[1]=29, Row4[2]=8, Row4[1]=10, Row1[1]=44

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [29,15]
  • [18,11,4]
  • [10,8,3,1]
Base
  • 10
  • 8
  • 3
  • 1
TopValue
44
HiddenCells
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":0,"v":10}
  • {"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): [38] → [_, _] → [_, 8, _] → [7, 6, 2, 7]

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Answer: Row2[2]=17, Row2[1]=21, Row3[1]=13, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [21,17]
  • [13,8,9]
  • [7,6,2,7]
Base
  • 7
  • 6
  • 2
  • 7
TopValue
38
HiddenCells
  • {"r":1,"c":1,"v":17}
  • {"r":1,"c":0,"v":21}
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":2,"v":9}

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

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Answer: Row4[2]=1, Row2[1]=16, Row1[1]=34, Row2[2]=18

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [8, 6, _] → [4, 4, 2, 7]

Show answer

Answer: Row3[3]=9, Row1[1]=29, Row2[2]=15, Row2[1]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [14,15]
  • [8,6,9]
  • [4,4,2,7]
Base
  • 4
  • 4
  • 2
  • 7
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":1,"v":15}
  • {"r":1,"c":0,"v":14}