Try to calculate them in your head and if that doesn't help use a calculator. I hope this helps
=
3
3
2
hope it's helpful for you
yes but no because you would have to put a 6 at the end so it should look like this.406.84375
85 > x-63
This is how you would arrange the problem,
isolate the X by adding 63 to 85 to get 148,
Flip the inequality to <
resulting in X<148.