easy Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 18] → [6, 9, _]

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Answer: Row3[3]=9, Row1[1]=33

SubType
number-pyramid
Difficulty
easy
Levels
  • [33]
  • [15,18]
  • [6,9,9]
Base
  • 6
  • 9
  • 9
TopValue
33
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"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): [_] → [12, _] → [8, 4, 9]

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Answer: Row2[2]=13, Row1[1]=25

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [12,13]
  • [8,4,9]
Base
  • 8
  • 4
  • 9
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [5, _] → [2, 3, _]

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Answer: Row2[2]=4, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [9]
  • [5,4]
  • [2,3,1]
Base
  • 2
  • 3
  • 1
TopValue
9
HiddenCells
  • {"r":1,"c":1,"v":4}
  • {"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): [27] → [15, _] → [_, 9, 3]

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Answer: Row2[2]=12, Row3[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [15,12]
  • [6,9,3]
Base
  • 6
  • 9
  • 3
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":0,"v":6}