Multiplication and division: Decimal numbers

Question 1

$-7-(-5)+8.5+(-13)=\text{?}$

Examples with solutions for Multiplication and division: Decimal numbers

$-7-(-5)+8.5+(-13)=\text{?}$

Let's begin by expanding the parentheses. Make sure to pay attention to the minus and plus signs, which change accordingly:

$-(-5)=5$

$8.5+(-13)=8.5-13$

We should obtain the following:

$-7+5+8.5-13=$

Now let's solve the exercise from left to right:

$-2+8.5-13=$

$6.5-13=-6.5$

$-6.5$