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): [31] → [_, 18] → [3, _, 8]

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Answer: Row2[1]=13, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [13,18]
  • [3,10,8]
Base
  • 3
  • 10
  • 8
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, _] → [7, 9, 7]

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Answer: Row2[2]=16, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [16,16]
  • [7,9,7]
Base
  • 7
  • 9
  • 7
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 13] → [1, 9, _]

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Answer: Row3[3]=4, Row2[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [10,13]
  • [1,9,4]
Base
  • 1
  • 9
  • 4
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":1,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [18, _] → [10, 8, _]

Show answer

Answer: Row3[3]=7, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [18,15]
  • [10,8,7]
Base
  • 10
  • 8
  • 7
TopValue
33
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":1,"v":15}