starter 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): [28] → [12, _] → [6, 6, _]

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Answer: Row2[2]=16, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [12,16]
  • [6,6,10]
Base
  • 6
  • 6
  • 10
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [4, _] → [1, 3, _]

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Answer: Row3[3]=7, Row2[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [4,10]
  • [1,3,7]
Base
  • 1
  • 3
  • 7
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":1,"v":10}

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]=3, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [8,7]
  • [5,3,4]
Base
  • 5
  • 3
  • 4
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 12] → [6, _, 9]

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Answer: Row1[1]=21, Row3[2]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [9,12]
  • [6,3,9]
Base
  • 6
  • 3
  • 9
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":1,"v":3}