easy Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [8, _] → [1, _, 5]

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Answer: Row3[2]=7, Row2[2]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [8,12]
  • [1,7,5]
Base
  • 1
  • 7
  • 5
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, _] → [5, 9, 7]

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Answer: Row1[1]=30, Row2[2]=16

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [14,16]
  • [5,9,7]
Base
  • 5
  • 9
  • 7
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"r":1,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [14, 19] → [_, 9, _]

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Answer: Row3[3]=10, Row3[1]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [33]
  • [14,19]
  • [5,9,10]
Base
  • 5
  • 9
  • 10
TopValue
33
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 20] → [_, 10, 10]

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Answer: Row1[1]=39, Row3[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [39]
  • [19,20]
  • [9,10,10]
Base
  • 9
  • 10
  • 10
TopValue
39
HiddenCells
  • {"r":0,"c":0,"v":39}
  • {"r":2,"c":0,"v":9}