starter Set 27 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, 12] → [2, 3, _]

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Answer: Row2[1]=5, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [5,12]
  • [2,3,9]
Base
  • 2
  • 3
  • 9
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, 19] → [8, 10, _]

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Answer: Row2[1]=18, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [37]
  • [18,19]
  • [8,10,9]
Base
  • 8
  • 10
  • 9
TopValue
37
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [13, 13] → [4, _, _]

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Answer: Row3[2]=9, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [13,13]
  • [4,9,4]
Base
  • 4
  • 9
  • 4
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 13] → [6, _, 8]

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Answer: Row2[1]=11, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [11,13]
  • [6,5,8]
Base
  • 6
  • 5
  • 8
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":1,"v":5}