We must come up with a plan to improve your math.
We must make up a plan to improve your math.
Remember - if you don't use correct capitalisation, punctuation and spacing, anything you write will be incorrect.
Please, correct all my mistakes. I should know English perfectly and if you show me my mistakes I will achieve my dream a little bit faster. A lot of thanks.
Not a teacher nor a native speaker.
Can we all wait until the OP has responded to post #2 before offering alternative suggestions?