Answer:
you need to find a common denominator
Step-by-step explanation:
multiply 1/2 times 5/5
1/2 becomes 5/10
add 5/10 and 2/10
that makes 7/10
Answer:
1.divide 1 by 2 you get .5 then you divide 2 by 10 and you get .2
2. divide .5/.2 and you get 2.5
Step-by-step explanation: