medium Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [18, 19] → [7, _, _] → [_, 4, _, 1]

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Answer: Row4[3]=7, Row3[3]=8, Row3[2]=11, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [18,19]
  • [7,11,8]
  • [3,4,7,1]
Base
  • 3
  • 4
  • 7
  • 1
TopValue
37
HiddenCells
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 23] → [10, 13, 10] → [_, 6, 7, _]

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Answer: Row2[1]=23, Row4[4]=3, Row4[1]=4, Row1[1]=46

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [23,23]
  • [10,13,10]
  • [4,6,7,3]
Base
  • 4
  • 6
  • 7
  • 3
TopValue
46
HiddenCells
  • {"r":1,"c":0,"v":23}
  • {"r":3,"c":3,"v":3}
  • {"r":3,"c":0,"v":4}
  • {"r":0,"c":0,"v":46}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [20, 25] → [_, _, 12] → [_, 6, _, 5]

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Answer: Row4[3]=7, Row3[1]=7, Row4[1]=1, Row3[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [20,25]
  • [7,13,12]
  • [1,6,7,5]
Base
  • 1
  • 6
  • 7
  • 5
TopValue
45
HiddenCells
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 13] → [_, 3, 10] → [_, 2, 1, _]

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Answer: Row4[4]=9, Row3[1]=11, Row4[1]=9, Row1[1]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [14,13]
  • [11,3,10]
  • [9,2,1,9]
Base
  • 9
  • 2
  • 1
  • 9
TopValue
27
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":27}