If you are using RHB Visa Signature
This falls under 5% Online Transactions
28.7  FF online 118.95
28.7  FF online  123.95
6.8    TNB online RM100
6.8    Online marathon fee payment 50
21.8  FF online 49
Total : RM441.90
5% Rebate : RM22.095

What's "FF Online" ???

The rest falls under 0.5% Rebate (other Transactions)
27.7. old town 63.55
8.8 old town kopitiam 31.65
11.8      same----------62.85
17.8    same----------- 62.85
17.8 Aoen stores  52.55
17.8 Aeon stores 69.95
Total : RM343.40
0.5% Rebate : RM1.717

Is there a typo in the figures you provided ?