starter Set 81 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [13, 20] → [_, 10, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [13,20]
  • [3,10,10]
Base
  • 3
  • 10
  • 10
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"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): [19] → [_, 9] → [3, 7, _]

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Answer: Row2[1]=10, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [3,7,2]
Base
  • 3
  • 7
  • 2
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"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): [_] → [_, 11] → [1, 7, 4]

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Answer: Row2[1]=8, Row1[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [8,11]
  • [1,7,4]
Base
  • 1
  • 7
  • 4
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":0,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, _] → [6, 10, 10]

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Answer: Row2[2]=20, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [36]
  • [16,20]
  • [6,10,10]
Base
  • 6
  • 10
  • 10
TopValue
36
HiddenCells
  • {"r":1,"c":1,"v":20}
  • {"r":1,"c":0,"v":16}