great • easy to use • are helpful • effective • does what it's supposed to do • has most • unbelievable • useful • work • has good financial • easy to find on the calculator • pleasure • has additional • i/y, pv, pmt, fv • basic • cash-flows • pretty neat • really easy • much easier • works great • complex • is easy to use • needed for business arithmetic • invaluable • pretty simple • are arranged in a way like it was a kindergarden kid toy • very helpful • are better suited for excel • are easy to use • enough • an extremely easy to use owner's guide