expert 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): [27] → [18, 9] → [10, _, _]

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Answer: Row3[2]=8, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [18,9]
  • [10,8,1]
Base
  • 10
  • 8
  • 1
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":2,"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): [19] → [9, _] → [2, _, 3]

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Answer: Row3[2]=7, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [9,10]
  • [2,7,3]
Base
  • 2
  • 7
  • 3
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":1,"v":10}

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

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Answer: Row3[2]=2, Row1[1]=13

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, _] → [9, 4, 7]

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Answer: Row2[1]=13, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [13,11]
  • [9,4,7]
Base
  • 9
  • 4
  • 7
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":1,"c":1,"v":11}