Isabel purchased a prepaid phone card for $20. Long-distance calls cost 18 cents a minute using this card. Isabel used her card
1 answer:
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Answer:
and
.
Step-by-step explanation:
For a fraction of the form , the number in front of the division (
) is the numerator. The number after the division (
) is the denominator.
.
A positive fraction (
) is less than
as long as the numerator
is smaller than the denominator
(that is,
.) The reason is that as long as
:
.
For example, in the fraction ,
is the numerator while
is the denominator. Both the numerator and the denominator are positive, while the numerator
is smaller than the denominator
. Therefore,
would be less than
.