How do you simplify #49\div 7+ 10[ 3( 9- 2) - 2( 17- 8) ]#?
The answer is
Work the problem with PEMDAS
Take care of the inner parenthesis first:
Now deal with the brackets:
Left to right, do the multiplication and division:
Now do the last addition:
When doing calculations with multiple operations:
Identify the different terms first. (Separated by
Within each term, use the order:
- powers and roots
- multiply and divide (in any order)
Then re-arrange the terms so the additions are at the front.
- then add and do the subtractions last.