4. A bakery used 30% more butter this month than last month. If the bakery used 300 kilograms of butter last month, how much did it use this month? Explain or show your reasoning.

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,