http://www.mathsisfun.com/tables.html
https://www.khanacademy.org/math/cc-third-grade-math/cc-3rd-mult-div-topic#cc-3rd-mult-table
https://www.kidzsearch.com/watch?v=v1Ih3-mDPUk
You could also get flash cards and have an older sibling, parent, or guardian to help you. You can also learn many tricks such as the 2 times tables is just doubling the product and the 5 times tables are just counting by fives. You should memorize your multiplication tables by 3rd-4th grade. If you're having trouble ask a trusted adult or sibling (such as your teacher and parent) to help you.