starter Set 29 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 16] → [3, _, 8]

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Answer: Row2[1]=11, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [11,16]
  • [3,8,8]
Base
  • 3
  • 8
  • 8
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"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): [20] → [13, _] → [10, _, 4]

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Answer: Row3[2]=3, Row2[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [13,7]
  • [10,3,4]
Base
  • 10
  • 3
  • 4
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"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, _] → [10, 5, 8]

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Answer: Row2[2]=13, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [15,13]
  • [10,5,8]
Base
  • 10
  • 5
  • 8
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [15, 19] → [_, _, 10]

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Answer: Row3[2]=9, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [15,19]
  • [6,9,10]
Base
  • 6
  • 9
  • 10
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":6}