Solve the Expression: 30+6-5+7-17 Step by Step

Question

$30+6-5+7-17=$

00:07 Let's use the commutative law to rearrange these numbers in a way that's easier to work with.

00:16 Remember, addition and subtraction are solved left to right, as they have the same level in operation order.

00:33 And there you have it! This is our solution. Great job!

Insofar as the exercise only involves addition and subtraction operations, we will solve it from left to right:

$30+6=36$

$36-5=31$

$31+7=38$

$38-17=21$

$21$