BLOGGING
The main way to earn on the steemm is by blogging. When someone upvote your blog then u can earn few amount. A blog post can be worth$0.01 to $1000 of dollars. It depends on how good it is. And how the other people feel about it. It is common that the most of the post can be unnoticed when you are new to steem. But dont get discouraged from that just think that you are crafting your skill at the beginning. 7 day after you create the post on steemit, You will paid out with 50%of your payout amount can be turn into steem and rest 50%in steem power which will make your upvote valuable.
UPVOTING
You can earn by upvoting too. When u click on reward u can see the two reward i.e. CURATION REWARDS and AUTHOR REWARDS. Steem pay to the people who up voted is based on your up vote value and if a lot of people up voted after you then believe you got the best blog.