expert Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [6, _] → [_, 5, 10]

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Answer: Row2[2]=15, Row3[1]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [6,15]
  • [1,5,10]
Base
  • 1
  • 5
  • 10
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [19, 11] → [10, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [19,11]
  • [10,9,2]
Base
  • 10
  • 9
  • 2
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"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): [36] → [16, 20] → [_, _, 10]

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Answer: Row3[1]=6, Row3[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [36]
  • [16,20]
  • [6,10,10]
Base
  • 6
  • 10
  • 10
TopValue
36
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":2,"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): [7] → [_, 3] → [_, 1, 2]

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Answer: Row2[1]=4, Row3[1]=3

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