Understanding calculator math : getting together the basic information, formulas, facts, and mathematical tools you need to "unlock" the real power of your handheld calculator at home, on the job, in school or college, throughout your everyday life / [developed by Texas Instruments Learning Center]. Texas Instruments Incorporated. Learning Center. Calculators Problems, exercises, etc. QA75 .T38 1978 510.7832 UND Includes index. Bibliography: p.. B1-B3. Dallas : The Center, c1978. c1978. 1978 Text 224 p. in various pagings : eng Understanding series