starter Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 7] → [_, 2, 5]

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Answer: Row1[1]=19, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [12,7]
  • [10,2,5]
Base
  • 10
  • 2
  • 5
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":2,"c":0,"v":10}

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

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Answer: Row3[2]=5, Row2[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [7,7]
  • [2,5,2]
Base
  • 2
  • 5
  • 2
TopValue
14
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 18] → [7, 8, _]

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Answer: Row1[1]=33, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [15,18]
  • [7,8,10]
Base
  • 7
  • 8
  • 10
TopValue
33
HiddenCells
  • {"r":0,"c":0,"v":33}
  • {"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): [_] → [15, 12] → [_, 10, 2]

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Answer: Row1[1]=27, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [15,12]
  • [5,10,2]
Base
  • 5
  • 10
  • 2
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":2,"c":0,"v":5}