starter Set 11 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 7] → [_, 6, 1]

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Answer: Row3[1]=10, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [16,7]
  • [10,6,1]
Base
  • 10
  • 6
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [10, _] → [4, _, 2]

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Answer: Row2[2]=8, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [10,8]
  • [4,6,2]
Base
  • 4
  • 6
  • 2
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [16, _] → [10, 6, _]

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Answer: Row3[3]=9, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [16,15]
  • [10,6,9]
Base
  • 10
  • 6
  • 9
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [18, 9] → [_, _, 1]

Show answer

Answer: Row3[2]=8, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [18,9]
  • [10,8,1]
Base
  • 10
  • 8
  • 1
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":0,"v":10}