expert Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, 11] → [1, _, 10]

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Answer: Row2[1]=2, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [2,11]
  • [1,1,10]
Base
  • 1
  • 1
  • 10
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":2}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [14, 19] → [4, _, _]

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Answer: Row3[2]=10, Row3[3]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [14,19]
  • [4,10,9]
Base
  • 4
  • 10
  • 9
TopValue
33
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [12, _] → [10, _, 4]

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Answer: Row2[2]=6, Row3[2]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [12,6]
  • [10,2,4]
Base
  • 10
  • 2
  • 4
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 14] → [_, 9, 5]

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Answer: Row2[1]=13, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [13,14]
  • [4,9,5]
Base
  • 4
  • 9
  • 5
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":0,"v":4}