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): [_] → [25, 18] → [_, 9, 9] → [8, 8, _, _]

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Answer: Row1[1]=43, Row3[1]=16, Row4[4]=8, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [25,18]
  • [16,9,9]
  • [8,8,1,8]
Base
  • 8
  • 8
  • 1
  • 8
TopValue
43
HiddenCells
  • {"r":0,"c":0,"v":43}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [6, _, 9] → [2, 4, _, 7]

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Answer: Row3[2]=6, Row4[3]=2, Row1[1]=27, Row2[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [12,15]
  • [6,6,9]
  • [2,4,2,7]
Base
  • 2
  • 4
  • 2
  • 7
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":3,"c":2,"v":2}
  • {"r":0,"c":0,"v":27}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [13, 9] → [_, 5, _] → [_, 4, _, 3]

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Answer: Row3[3]=4, Row4[1]=4, Row4[3]=1, Row3[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [13,9]
  • [8,5,4]
  • [4,4,1,3]
Base
  • 4
  • 4
  • 1
  • 3
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 13] → [_, _, _] → [7, 6, 3, 1]

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Answer: Row3[1]=13, Row3[3]=4, Row1[1]=35, Row3[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [22,13]
  • [13,9,4]
  • [7,6,3,1]
Base
  • 7
  • 6
  • 3
  • 1
TopValue
35
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":2,"v":4}
  • {"r":0,"c":0,"v":35}
  • {"r":2,"c":1,"v":9}