3a+b/2
2. The product of a is a number of 2.
2/a
3. the square difference between m and n.
m? -n?
A workshop originally planned to produce m parts per month, but the actual output increased by 25%. How many parts does the workshop actually produce every month?
m( 1+25%)
Note:/is a fractional line, for example, b/2 means 2/2.