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If Robert buys a candy bar for 78 cents, how much change does he get back from a one-dollar bill?

1 Answer
Jun 29, 2016


Robert gets back #22# cents.


When he gives a one-dollar bill for candy bar he as handed over

one dollar or hundred cents.

As candy bar costs #78# cents, amount paid more is

#100-78=22# cents.

So Robert gets back #22# cents.