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Numbers, units and arithmetic
Numbers, units and arithmetic

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Activity 22

Carry out the following calculations, without using a calculator.

  • (a) A million pound lottery prize minus a three hundred pound administrative charge.

  • (b) The sum of cheques for £25 and £1029, to pay into a bank account.


  • (a) £999 700 remains.

    multiline equation line 1 1000000 line 2 minus 300 line 3 999700
  • (b) The total is £1054.

    multiline equation line 1 25 line 2 plus 1029 line 3 1054