medium Set 69 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [_, _] → [13, _, 11] → [_, 10, 7, 4]

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Answer: Row4[1]=3, Row2[1]=30, Row3[2]=17, Row2[2]=28

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [22, _] → [_, _, 13] → [9, 2, 9, _]

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Answer: Row3[2]=11, Row2[2]=24, Row3[1]=11, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [22,24]
  • [11,11,13]
  • [9,2,9,4]
Base
  • 9
  • 2
  • 9
  • 4
TopValue
46
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":1,"c":1,"v":24}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [21, 18] → [10, _, 7] → [_, _, 5, _]

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Answer: Row3[2]=11, Row4[2]=6, Row4[1]=4, Row4[4]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [21,18]
  • [10,11,7]
  • [4,6,5,2]
Base
  • 4
  • 6
  • 5
  • 2
TopValue
39
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":3,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, 31] → [9, _, 16] → [_, 7, _, 8]

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Answer: Row4[1]=2, Row1[1]=55, Row3[2]=15, Row4[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [24,31]
  • [9,15,16]
  • [2,7,8,8]
Base
  • 2
  • 7
  • 8
  • 8
TopValue
55
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":0,"c":0,"v":55}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":2,"v":8}