you should use addition in a problem involving fractions if you see key words that mean to add, for example sum increase, altogether, etc
It is the order of operations involving a mathematical problem which includes brackets, indices, multiplication, division, addition and subtraction.
You should be familiar with long division involving decimals
It depends on the exact nature of the problem.
21
It means you should invent a short problem (story) where an addition has to be made.
The statement is false.
False
This is false. (I got this question on my test.)
The denominator should be the same as the denominator of the fraction.
No it should be subtaction because:- x+11 = 36.3 Subtract 11 from both sides x = 25.3