starter Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 11] → [8, 4, _]

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Answer: Row1[1]=23, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [12,11]
  • [8,4,7]
Base
  • 8
  • 4
  • 7
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, _] → [1, 7, 2]

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Answer: Row2[2]=9, Row2[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [8,9]
  • [1,7,2]
Base
  • 1
  • 7
  • 2
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [8] → [5, _] → [_, 2, 1]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [5,3]
  • [3,2,1]
Base
  • 3
  • 2
  • 1
TopValue
8
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"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): [19] → [11, 8] → [8, _, _]

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Answer: Row3[3]=5, Row3[2]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [11,8]
  • [8,3,5]
Base
  • 8
  • 3
  • 5
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":1,"v":3}