medium Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [16, _] → [7, 9, _] → [3, _, 5, _]

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Answer: Row3[3]=15, Row4[2]=4, Row4[4]=10, Row2[2]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [16,24]
  • [7,9,15]
  • [3,4,5,10]
Base
  • 3
  • 4
  • 5
  • 10
TopValue
40
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":3,"v":10}
  • {"r":1,"c":1,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [_, 21] → [14, _, _] → [8, _, 5, 5]

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Answer: Row2[1]=25, Row4[2]=6, Row3[2]=11, Row3[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [25,21]
  • [14,11,10]
  • [8,6,5,5]
Base
  • 8
  • 6
  • 5
  • 5
TopValue
46
HiddenCells
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":1,"v":6}
  • {"r":2,"c":1,"v":11}
  • {"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): [24] → [15, _] → [_, _, 4] → [6, 4, 1, _]

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Answer: Row3[2]=5, Row3[1]=10, Row4[4]=3, Row2[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [15,9]
  • [10,5,4]
  • [6,4,1,3]
Base
  • 6
  • 4
  • 1
  • 3
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":3,"v":3}
  • {"r":1,"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): [49] → [26, _] → [14, 12, _] → [_, 6, 6, _]

Show answer

Answer: Row2[2]=23, Row4[1]=8, Row4[4]=5, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [26,23]
  • [14,12,11]
  • [8,6,6,5]
Base
  • 8
  • 6
  • 6
  • 5
TopValue
49
HiddenCells
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":2,"v":11}