easy Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 19] → [2, _, 10]

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Answer: Row3[2]=9, Row1[1]=30

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [11,19]
  • [2,9,10]
Base
  • 2
  • 9
  • 10
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"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] → [8, 10, 5]

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Answer: Row2[1]=18, Row1[1]=33

SubType
number-pyramid
Difficulty
easy
Levels
  • [33]
  • [18,15]
  • [8,10,5]
Base
  • 8
  • 10
  • 5
TopValue
33
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":0,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 11] → [9, 10, _]

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Answer: Row2[1]=19, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [19,11]
  • [9,10,1]
Base
  • 9
  • 10
  • 1
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"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): [_] → [18, _] → [9, 9, 1]

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Answer: Row2[2]=10, Row1[1]=28

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [18,10]
  • [9,9,1]
Base
  • 9
  • 9
  • 1
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":0,"c":0,"v":28}