Answer:
for the first one: 30/100
second one: 50/100
Step-by-step explanation:
first one: take 3/10 * 100/100 - without simplify
second one: 3/10 + 2/10 = 5/10 which is 1/2 then 1/2 * 100/100 = 50/100 - without simplify
the answer are in bold
