easy 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] → [13, 14] → [_, 4, _]

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Answer: Row3[3]=10, Row3[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [13,14]
  • [9,4,10]
Base
  • 9
  • 4
  • 10
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 5] → [6, 4, _]

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Answer: Row2[1]=10, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [10,5]
  • [6,4,1]
Base
  • 6
  • 4
  • 1
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"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, 11] → [9, _, 1]

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Answer: Row3[2]=10, Row1[1]=30

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [19,11]
  • [9,10,1]
Base
  • 9
  • 10
  • 1
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [6, 9] → [5, _, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [6,9]
  • [5,1,8]
Base
  • 5
  • 1
  • 8
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":1}