medium Set 48 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [36, 30] → [_, _, 12] → [9, _, 9, 3]

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Answer: Row3[1]=18, Row3[2]=18, Row1[1]=66, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [66]
  • [36,30]
  • [18,18,12]
  • [9,9,9,3]
Base
  • 9
  • 9
  • 9
  • 3
TopValue
66
HiddenCells
  • {"r":2,"c":0,"v":18}
  • {"r":2,"c":1,"v":18}
  • {"r":0,"c":0,"v":66}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [37, 27] → [_, _, 10] → [10, _, 7, 3]

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Answer: Row3[2]=17, Row1[1]=64, Row4[2]=10, Row3[1]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [37,27]
  • [20,17,10]
  • [10,10,7,3]
Base
  • 10
  • 10
  • 7
  • 3
TopValue
64
HiddenCells
  • {"r":2,"c":1,"v":17}
  • {"r":0,"c":0,"v":64}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [28, _] → [15, 13, _] → [_, 9, _, 6]

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Answer: Row4[3]=4, Row4[1]=6, Row2[2]=23, Row3[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [28,23]
  • [15,13,10]
  • [6,9,4,6]
Base
  • 6
  • 9
  • 4
  • 6
TopValue
51
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":1,"v":23}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [11, _] → [3, _, 11] → [_, 1, 7, _]

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Answer: Row2[2]=19, Row4[4]=4, Row4[1]=2, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [11,19]
  • [3,8,11]
  • [2,1,7,4]
Base
  • 2
  • 1
  • 7
  • 4
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":1,"v":8}