# How do you simplify -4.7+3.16?

Nov 9, 2016

$- 4.7 + 3.16 = - 1.54$

#### Explanation:

There are 2 aspects to consider here...

• When you are adding or subtracting decimals, make sure that the decimal points are aligned....
• adding positive and negative numbers.

If the signs are different, subtract the numbers and keep the sign of the 'bigger'

$- 4.70$
$\underline{+ 3.16}$
$\underline{- 1.54}$

This can also be written as:

$- 4.7 + 3.16 = - 1.54$