starter Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [5, 5] → [3, _, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [5,5]
  • [3,2,3]
Base
  • 3
  • 2
  • 3
TopValue
10
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [6, 13] → [_, 5, _]

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Answer: Row3[1]=1, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [6,13]
  • [1,5,8]
Base
  • 1
  • 5
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [18, 16] → [_, _, 7]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [18,16]
  • [9,9,7]
Base
  • 9
  • 9
  • 7
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 12] → [5, _, 4]

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Answer: Row2[1]=13, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [5,8,4]
Base
  • 5
  • 8
  • 4
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":1,"v":8}