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): [17] → [_, _] → [6, 2, 7]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [8,9]
  • [6,2,7]
Base
  • 6
  • 2
  • 7
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): [30] → [19, _] → [9, 10, _]

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Answer: Row2[2]=11, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [19,11]
  • [9,10,1]
Base
  • 9
  • 10
  • 1
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 15] → [_, 10, 5]

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Answer: Row3[1]=5, Row2[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [15,15]
  • [5,10,5]
Base
  • 5
  • 10
  • 5
TopValue
30
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [13, 12] → [6, _, _]

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Answer: Row3[2]=7, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [6,7,5]
Base
  • 6
  • 7
  • 5
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":2,"v":5}