medium Set 75 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, _] → [12, 10, 8] → [4, _, _, 6]

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Answer: Row4[2]=8, Row1[1]=40, Row4[3]=2, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [22,18]
  • [12,10,8]
  • [4,8,2,6]
Base
  • 4
  • 8
  • 2
  • 6
TopValue
40
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":0,"c":0,"v":40}
  • {"r":3,"c":2,"v":2}
  • {"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): [38] → [20, _] → [13, _, 11] → [_, 3, 4, _]

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Answer: Row4[4]=7, Row3[2]=7, Row4[1]=10, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [20,18]
  • [13,7,11]
  • [10,3,4,7]
Base
  • 10
  • 3
  • 4
  • 7
TopValue
38
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":0,"v":10}
  • {"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): [_] → [18, _] → [11, 7, _] → [5, 6, _, 10]

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Answer: Row2[2]=18, Row4[3]=1, Row3[3]=11, Row1[1]=36

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [18,18]
  • [11,7,11]
  • [5,6,1,10]
Base
  • 5
  • 6
  • 1
  • 10
TopValue
36
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":2,"v":11}
  • {"r":0,"c":0,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, 17] → [_, _, _] → [10, 4, 4, 5]

Show answer

Answer: Row3[1]=14, Row2[1]=22, Row3[2]=8, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [22,17]
  • [14,8,9]
  • [10,4,4,5]
Base
  • 10
  • 4
  • 4
  • 5
TopValue
39
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":0,"v":22}
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":2,"v":9}