To find scale factor you first must find two corresponding sides. then divide one by the other. note that if you divide the smaller side by the larger you will get a number less that one and if you divide the larger side by the smaller side you will get a number greater than one.
To combine the two fractions, you would have to make the denominators the same.
9/10 turns into 27/30 and 1/3 turns into 10/30
27 - 10 = 17
The answer would be 17/30
The first thing you need to do is divide 1.72 by 2 to find how much total flour is used per loaf.
Next subtract the total wheat flour used and the remaining is the amount of corn flour per loaf.
BI = BK bc bisecting it means cutting it in half
