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Just curious...  What would the answer have been if we'd done it the wrong way?

(Don't do this!)  20 - 3 x 4 = 17 x 4 = 68

8 versus 68

Boy, that's a BIG difference!

So, these rules are important!


TRY IT:

2 + 3 x 5

15 - 8 / 2