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660 \ 880 A v • Example 3: To add 15% onto 2500. 2500 -15 A v + 180. 75. 2875. — 10 — • Example 4: To discount 3500 by 25%. 3500 -25 A v , 2625. • Example 5: To calculate the following using a constant. 12% of 1200 = 144 18% of 1200 = 216 23% of 1200 = 276 (12%) 1200 - 12 A v K 144. (18%) 18 A v K 216. (23%) 23 A v K 276. Scientific Function Calculations •Use COMP mode for scientific function calculations. • Some calculations may take a long time to complete. •Wait for result before starting next calculation. • =3.1415926536. kSexagesimal Functions • Example 1: 14°25’36” + 12°23’34” = 26°49’10” 14 I 25 I 36 I + 12 I 23 I 34 I = 26°49°10. — 11 — • Example 2: 1°2’3” + 4.56 = 5.594166667 5.594166667 1 I 2 I 3 I + 4.56 = • Example 3: sin 87°65’43.21” = 0.999447513 (DEG mode) 87 I 65 I 43.21 I S • Example 4: 1.23- 1°13’48” 1.23 I I I • Example 5: 12°34’ - 12.56666667 12 I 34 I A O You can also use I when inputting values to convert between sexagesimal and decimal. kTrigonometric/Inverse Trigonometric Functions • Example 1: sin ( rad) (RAD mode) 6 A x \ 6 = S 0.999447513 1°13°48. 1.23 1°13°48. 12.56666667 RAD 0.5 — 12 — • Example 2: cos 63°52’41” (DEG mode) 63 I 52 I 41 I W • Example 3: tan (35gra)(GRA mode) 35 E h 2 • Example 4: cos–1 ( rad) (RAD mode) 2 2 A L \ 2 = A V • Example 5: To conver t 45 degrees to radians, grads, and back to degrees. F 4 45 A F 5 A F 6 A F 4 Repeated conversion between angle units can cause normally minute error to accumulate, resulting in poor precision. DEG 0.440283084 GRA –0.612800788 RAD 0.785398163 DEG 45. RAD 0.785398163 GRA 50. DEG 45. — 13 — kHyperbolic/Inverse Hyperbolic Functions 18.28545536 • Example 1: sinh 3.6 3.6 M S • Example 2: sinh1 30 30 M A j kCommon and Natural Logarithms, Exponents • Example 1: log 1.23 1.23 R • Example 2: In 90 (loge 90) 90 T Iog 64 • Example 3: 64 R \ 4 R = Iog 4 • Example 4: 100.45 e3 .4 A Q + 5 -3 E A U = • Example 5: 23 2 w 3 = 8. • Example 6: 23 2 w 3 E = 0.125 • Example 7: e10 10 A U 22026.46579 4.094622224 0.089905111 4.49980967 3. 2.760821773 — 14 — • Example 8: log sin 40° + log cos 35° (DEG mode) 40 S R +35 W R = To convert to antilogarithm: A Q • Example 9: 81/3 8 A s 3 = DEG –0.278567983 DEG 0.526540784 2. kSquare Roots, Cube Roots, Squares, Reciprocals and Factorials • Example 1: 2 3 5 2 A L + 3 A L -5 A L = • Example 2: 3 53 27 5 A D + 27 E A D = • Example 3: 123302 123 + 30 K = 1 • Example 4: 1 3 1 4 3 A X , 4 A X = A X 5.287196909 –1.290024053 1023. 12. — 15 — • Example 5: 8! 8 A f 40320. kFIX, SCI, NORM, RND, RAN#, ENG Calculations • Example 1: 1.2341.234, rounding result to two places (FIX 2). FIX F 7 2 0.00 FIX 1.234 +1.234 = 2.47 • Example 2: 1.2341.234, rounding input to two places. F 7 2 1.234 A b + FIX 1.234 A b = 2.46 •Press F 9 to clear FIX specification. • Example 3: 1 3 , displaying result with two significant digits (SCI 2). SCI F 8 2 0.0 00 SCI 1 \ 3 = 3.3–01 •Press F 9 to clear SCI specification. — 16 — • Example 4: To convert 56,088 met...

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