starter Set 99 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [9, _] → [6, 3, _]

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Answer: Row2[2]=5, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [9,5]
  • [6,3,2]
Base
  • 6
  • 3
  • 2
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 9] → [6, _, 1]

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Answer: Row2[1]=14, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [14,9]
  • [6,8,1]
Base
  • 6
  • 8
  • 1
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [_, 14] → [10, 9, _]

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Answer: Row2[1]=19, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [19,14]
  • [10,9,5]
Base
  • 10
  • 9
  • 5
TopValue
33
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 12] → [6, 2, _]

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Answer: Row3[3]=10, Row2[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [8,12]
  • [6,2,10]
Base
  • 6
  • 2
  • 10
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":8}