starter Set 17 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [2, 8, 5]

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Answer: Row2[1]=10, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [10,13]
  • [2,8,5]
Base
  • 2
  • 8
  • 5
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, _] → [7, 7, 9]

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Answer: Row2[2]=16, Row1[1]=30

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [14,16]
  • [7,7,9]
Base
  • 7
  • 7
  • 9
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [8, 6, 9]

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Answer: Row1[1]=29, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [14,15]
  • [8,6,9]
Base
  • 8
  • 6
  • 9
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, _] → [_, 6, 2]

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Answer: Row2[2]=8, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [9,8]
  • [3,6,2]
Base
  • 3
  • 6
  • 2
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":0,"v":3}