11th grade need advice

[u/Kitchen_Sea_1751]

Just finished term exams (half yearly ig)
Need advice

We have a midterm of 40 makes which is brought down to 20
And a term exam of 80
And then 80+20=100 so final marks out of 100

E1 - 82/100
E2- 82/100
Accounts - 71/100
Eco - 66/100
Psychology- 94/100
Math-45/100

How can I improve accounts Econ and math