starter Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, 17] → [_, 7, _]

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Answer: Row3[3]=10, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [16,17]
  • [9,7,10]
Base
  • 9
  • 7
  • 10
TopValue
33
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"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): [12] → [7, _] → [4, _, 2]

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Answer: Row3[2]=3, Row2[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [7,5]
  • [4,3,2]
Base
  • 4
  • 3
  • 2
TopValue
12
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [8, 9, 2]

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Answer: Row2[2]=11, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [17,11]
  • [8,9,2]
Base
  • 8
  • 9
  • 2
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 8] → [_, 1, 7]

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Answer: Row2[1]=11, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [11,8]
  • [10,1,7]
Base
  • 10
  • 1
  • 7
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":0,"v":10}