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BA II PLUS™ PROFESSIONAL Calculator

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where:<br />

OLD =old value<br />

NEW =new value<br />

%CH =percent change<br />

#PD =number of periods<br />

Profit Margin<br />

Gross Profit Margin<br />

Breakeven<br />

=<br />

Selling Price – Cost<br />

----------------------------------------------- × 100<br />

Selling Price<br />

PFT = P Q N (FC + VC Q)<br />

where:<br />

PFT =profit<br />

P =price<br />

FC =fixed cost<br />

VC =variable cost<br />

Q =quantity<br />

Days between Dates<br />

With the Date worksheet, you can enter or compute a date within the<br />

range January 1, 1950, through December 31, 2049.<br />

Actual/actual day-count method<br />

Note: The method assumes the actual number of days per month and<br />

per year.<br />

DBD (days between dates) = number of days <strong>II</strong> - number of days I<br />

Number of Days I= (Y1 - YB) Q 365<br />

+ (number of days MB to M1)<br />

+ DT1<br />

( Y1 – YB)<br />

+ ------------------------<br />

4<br />

Number of Days <strong>II</strong>=(Y2 - YB) Q 365<br />

+ (number of days MB to M2)<br />

+ DT2<br />

( Y2 – YB)<br />

+ ------------------------<br />

4<br />

94 Appendix — Reference Information

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