starter Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [11, 16] → [5, _, _]

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Answer: Row3[3]=10, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [11,16]
  • [5,6,10]
Base
  • 5
  • 6
  • 10
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 17] → [_, 7, 10]

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Answer: Row2[1]=13, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [13,17]
  • [6,7,10]
Base
  • 6
  • 7
  • 10
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, 19] → [_, 9, 10]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [10,19]
  • [1,9,10]
Base
  • 1
  • 9
  • 10
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"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): [_] → [18, 18] → [10, _, 10]

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Answer: Row1[1]=36, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [36]
  • [18,18]
  • [10,8,10]
Base
  • 10
  • 8
  • 10
TopValue
36
HiddenCells
  • {"r":0,"c":0,"v":36}
  • {"r":2,"c":1,"v":8}