starter Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [8, 7] → [_, _, 5]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [8,7]
  • [6,2,5]
Base
  • 6
  • 2
  • 5
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 14] → [2, 5, _]

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Answer: Row3[3]=9, Row1[1]=21

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [7,14]
  • [2,5,9]
Base
  • 2
  • 5
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [7, 11] → [_, _, 8]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [7,11]
  • [4,3,8]
Base
  • 4
  • 3
  • 8
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 12] → [4, 9, _]

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Answer: Row2[1]=13, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [4,9,3]
Base
  • 4
  • 9
  • 3
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":2,"v":3}