medium Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, _] → [13, 8, 11] → [_, _, 5, 6]

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Answer: Row4[2]=3, Row2[2]=19, Row4[1]=10, Row1[1]=40

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [21,19]
  • [13,8,11]
  • [10,3,5,6]
Base
  • 10
  • 3
  • 5
  • 6
TopValue
40
HiddenCells
  • {"r":3,"c":1,"v":3}
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":0,"v":10}
  • {"r":0,"c":0,"v":40}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, _] → [_, _, 13] → [4, 7, 10, 3]

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Answer: Row3[1]=11, Row2[2]=30, Row3[2]=17, Row1[1]=58

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [28,30]
  • [11,17,13]
  • [4,7,10,3]
Base
  • 4
  • 7
  • 10
  • 3
TopValue
58
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":1,"c":1,"v":30}
  • {"r":2,"c":1,"v":17}
  • {"r":0,"c":0,"v":58}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 34] → [17, 19, 15] → [_, 9, _, 5]

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Answer: Row4[3]=10, Row4[1]=8, Row2[1]=36, Row1[1]=70

SubType
number-pyramid
Difficulty
medium
Levels
  • [70]
  • [36,34]
  • [17,19,15]
  • [8,9,10,5]
Base
  • 8
  • 9
  • 10
  • 5
TopValue
70
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":36}
  • {"r":0,"c":0,"v":70}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 23] → [15, _, _] → [5, 10, 6, 1]

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Answer: Row3[2]=16, Row2[1]=31, Row3[3]=7, Row1[1]=54

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [31,23]
  • [15,16,7]
  • [5,10,6,1]
Base
  • 5
  • 10
  • 6
  • 1
TopValue
54
HiddenCells
  • {"r":2,"c":1,"v":16}
  • {"r":1,"c":0,"v":31}
  • {"r":2,"c":2,"v":7}
  • {"r":0,"c":0,"v":54}