starter Set 25 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, _] → [1, 7, 2]

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Answer: Row2[1]=8, Row2[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [8,9]
  • [1,7,2]
Base
  • 1
  • 7
  • 2
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 19] → [5, _, 10]

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Answer: Row1[1]=33, Row3[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [14,19]
  • [5,9,10]
Base
  • 5
  • 9
  • 10
TopValue
33
HiddenCells
  • {"r":0,"c":0,"v":33}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 5] → [_, 3, 2]

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Answer: Row1[1]=11, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [6,5]
  • [3,3,2]
Base
  • 3
  • 3
  • 2
TopValue
11
HiddenCells
  • {"r":0,"c":0,"v":11}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, _] → [2, 5, 5]

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Answer: Row2[1]=7, Row2[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [7,10]
  • [2,5,5]
Base
  • 2
  • 5
  • 5
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":1,"c":1,"v":10}