expert Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [12, 9] → [5, _, _]

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Answer: Row3[3]=2, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [5,7,2]
Base
  • 5
  • 7
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [20, 20] → [_, 10, _]

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Answer: Row3[3]=10, Row3[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [40]
  • [20,20]
  • [10,10,10]
Base
  • 10
  • 10
  • 10
TopValue
40
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 12] → [7, 5, _]

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Answer: Row3[3]=7, Row1[1]=24

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [12,12]
  • [7,5,7]
Base
  • 7
  • 5
  • 7
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":0,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [19, _] → [10, _, 2]

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Answer: Row3[2]=9, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [19,11]
  • [10,9,2]
Base
  • 10
  • 9
  • 2
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":1,"v":11}