keche0b

2021-12-26

What is the equivalent to $\frac{2}{5}$ ?

poleglit3

Beginner2021-12-27Added 32 answers

Explanation:

$\frac{a}{b}$ can be written as $\frac{an}{bn}$ so

$\frac{2}{5}=\frac{4}{10}=\frac{80}{200}=\dots$

Or$\frac{2n}{5n}$

Or

rodclassique4r

Beginner2021-12-28Added 37 answers

Quite a few things actually!

We can look at$\frac{2}{5}$ and convert it to a decimal:

$\frac{2}{5}=0.4$

and a percentage

$\frac{2}{5}=0.4=40\mathrm{\%}$

We can write different types of operations to arrive at$\frac{2}{5}$ :

Addition:$\frac{1}{5}+\frac{1}{5}=\frac{2}{5}$

Subtraction:$\frac{4}{5}-\frac{2}{5}=\frac{2}{5}$

Multiplication:$2\times \frac{1}{5}=\frac{2}{5}$

Division:$\frac{\frac{1}{5}}{\frac{1}{2}}=\frac{2}{5}$

We can find fractions that have an equal value to$\frac{2}{5}$ , such as $\frac{4}{10}$ and $\frac{6}{15}$ .

We can look at

and a percentage

We can write different types of operations to arrive at

Addition:

Subtraction:

Multiplication:

Division:

We can find fractions that have an equal value to

karton

Skilled2021-12-30Added 439 answers

There are infinitely many numbers which are equivalent to

However

Recall that multiplying any number by 1 does not change its value.

1 can be written as

If you multiply the top and bottom of a fraction by the same number you do not change its value, only what it looks like.

All the following are fractions equivalent to

All of these simplify to the decimal 0.4