starter Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [12, 15] → [_, _, 6]

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Answer: Row3[2]=9, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [12,15]
  • [3,9,6]
Base
  • 3
  • 9
  • 6
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 16] → [2, 10, _]

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Answer: Row3[3]=6, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [12,16]
  • [2,10,6]
Base
  • 2
  • 10
  • 6
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"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): [31] → [_, 18] → [_, 9, 9]

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Answer: Row3[1]=4, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [13,18]
  • [4,9,9]
Base
  • 4
  • 9
  • 9
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [11, _] → [_, 9, 5]

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Answer: Row2[2]=14, Row3[1]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [11,14]
  • [2,9,5]
Base
  • 2
  • 9
  • 5
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":0,"v":2}