starter Set 33 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [4, 12] → [1, _, 9]

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Answer: Row1[1]=16, Row3[2]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [4,12]
  • [1,3,9]
Base
  • 1
  • 3
  • 9
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [8] → [5, _] → [3, 2, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [5,3]
  • [3,2,1]
Base
  • 3
  • 2
  • 1
TopValue
8
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [18, 18] → [9, _, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [36]
  • [18,18]
  • [9,9,9]
Base
  • 9
  • 9
  • 9
TopValue
36
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"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): [22] → [_, 9] → [10, 3, _]

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Answer: Row2[1]=13, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [13,9]
  • [10,3,6]
Base
  • 10
  • 3
  • 6
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":2,"v":6}