# Laura has $730 in savings. She spends 10% of her money on a phone. How much money does she spend?

##### 4 Answers

$73

#### Explanation:

She spended

This can be written as

Where

She spended $73 on her phone

See a solution process below:

#### Explanation:

We can rewrite this problem as:

What is 10% of $730?

"Percent" or "%" means "out of 100" or "per 100", Therefore 10% can be written as

When dealing with percents the word "of" means "times" or "to multiply".

Finally, lets call the amount of money we are looking for "m".

Putting this altogether we can write this equation and solve for

Laura spent $73.00

#### Explanation:

#"to calculate "10%" of a quantity"#

#color(blue)"per cent means out of 100"#

#rArr10%=cancel(10)^1/cancel(100)^(10)=1/10larr"in simplest form"#

#"thus "10%" means divide the quantity by 10"#

#rArr10%" of "$730=$730-:10=($730)/10=$73#

#"Laura spends "$73.00" on her phone"#

#### Explanation:

In the beginning, she has

Now we should understand what

#color(blue)(10/100#

Now, we multiply it with the total savings

So, she spends

Hope that helps!!! ☺☻