medium Set 70 Form Exercise

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

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Answer: Row4[1]=5, Row4[3]=1, Row1[1]=17, Row4[2]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [17]
  • [10,7]
  • [7,3,4]
  • [5,2,1,3]
Base
  • 5
  • 2
  • 1
  • 3
TopValue
17
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":1}
  • {"r":0,"c":0,"v":17}
  • {"r":3,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, _] → [10, 7, _] → [8, _, 5, 1]

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Answer: Row2[1]=17, Row2[2]=13, Row4[2]=2, Row3[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [17,13]
  • [10,7,6]
  • [8,2,5,1]
Base
  • 8
  • 2
  • 5
  • 1
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":1,"c":1,"v":13}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [18, _] → [9, 9, _] → [_, 3, 6, _]

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Answer: Row3[3]=16, Row4[1]=6, Row2[2]=25, Row4[4]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [18,25]
  • [9,9,16]
  • [6,3,6,10]
Base
  • 6
  • 3
  • 6
  • 10
TopValue
43
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":1,"v":25}
  • {"r":3,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [15, _] → [12, 3, 3] → [_, 2, _, _]

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Answer: Row4[3]=1, Row2[2]=6, Row4[4]=2, Row4[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [21]
  • [15,6]
  • [12,3,3]
  • [10,2,1,2]
Base
  • 10
  • 2
  • 1
  • 2
TopValue
21
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":1,"v":6}
  • {"r":3,"c":3,"v":2}
  • {"r":3,"c":0,"v":10}