There is no such thing as a hardest fraction. Something which you find hard someone else may find easy and something which that person find hard some third person might find easy and so on.
You divide the first something by the second something. You can, if you like, simplify the resulting fraction.
You can find a missing denominator if you know something that the fraction is equal to. Then you can find the missing denominator through cross multiplication.
Stating infinity as a fraction is something like trying to find what is north of the north pole. Infinity can only be infinity.
find something and put it over something. Ex. 12 cats and 20 pets. How many are cats? 12:20 =6:10=3:5. Fraction: 3/5
There is no such thing as a hardest fraction. Something which you find hard someone else may find easy and something which that person find hard some third person might find easy and so on.
You divide the first something by the second something. You can, if you like, simplify the resulting fraction.
One use for a fraction is working out how much money something costs. If something is half price, you find out how much a half of the original value is.
You can find a missing denominator if you know something that the fraction is equal to. Then you can find the missing denominator through cross multiplication.
Stating infinity as a fraction is something like trying to find what is north of the north pole. Infinity can only be infinity.
That's one fraction. You need at least two to find something in common between them.
find something and put it over something. Ex. 12 cats and 20 pets. How many are cats? 12:20 =6:10=3:5. Fraction: 3/5
4/15 is one fraction. You need at least two fractions to find something in common.
something
75 centimetres as a fraction of a metre.
The slope can be a fraction.
5/8 is one fraction. You need at least two fractions to find something in common.