Question

Tony usually saves 1/5 of his allowance. Last week, he only saved 2/3 as much. How much of his allowance did he save last week?

Answer 1

To write 2323 as a fraction with a common denominator, multiply by 2222.2322−122322-12To write −12-12 as a fraction with a common denominator, multiply by 3333.2322−12332322-1233Write each expression with a common denominator of 66, by multiplying each by an appropriate factor of 11.2⋅26−1⋅362⋅26-1⋅36Combine the numerators over the common denominator.2⋅2−(1⋅3)62⋅2-(1⋅3)6Simplify the numerator.16