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): [31] → [_, 15] → [_, 8, 7]

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Answer: Row2[1]=16, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [16,15]
  • [8,8,7]
Base
  • 8
  • 8
  • 7
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":2,"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): [35] → [16, _] → [6, _, 9]

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Answer: Row2[2]=19, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [16,19]
  • [6,10,9]
Base
  • 6
  • 10
  • 9
TopValue
35
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":2,"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): [18] → [6, 12] → [_, _, 7]

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Answer: Row3[1]=1, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [6,12]
  • [1,5,7]
Base
  • 1
  • 5
  • 7
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, _] → [5, 9, 2]

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Answer: Row1[1]=25, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [14,11]
  • [5,9,2]
Base
  • 5
  • 9
  • 2
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":1,"c":1,"v":11}