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10 less, 10 more, double and half.

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  • What is 10 less than 27?
    17
  • What is double of 15?
    30
  • what is 10 less than 54?
    44
  • What is half of 30?
    15
  • What is double of 20?
    40
  • Double of 60 is . . .
    120
  • What is 10 more than 54?
    64
  • Half of 80 is. . .
    40
  • What is half of 40?
    20
  • What is 10 more than 19?
    29
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