Addition error in calculating the net cashflow amount

[nirala-ts]

Steps to reproduce
Enter the following commands in order:
income Math Tuition /a 45.467 /c SALARY
income English Tuition /a 45.467 /c SALARY
list

Expected Output
Based on the list displayed to the user after entering "list" command, the income from both the tuitions is $45.47. As such, based on the amount shown on the list, the Net Cashflow should have a value of $90.94.

Actual Output
However $90.93 was displayed for the net cashflow. To the user this would act as a discrepancy.

Screenshot