Teachers Guide
Page 3
...and providing examples of practical applications of the others. Each activity is independent of the key(s) being discussed. Activities The activities are intended to help you teach students how to use our e-mail address: ti-cares@ti.com visit our TI calculator home page: www.ti.com/calc or,... call our toll-free number: 1.800.TI.CARES (1.800.842.2737) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X IIS: A Guide for Teachers iii Things to Keep in Mind •...
...and providing examples of practical applications of the others. Each activity is independent of the key(s) being discussed. Activities The activities are intended to help you teach students how to use our e-mail address: ti-cares@ti.com visit our TI calculator home page: www.ti.com/calc or,... call our toll-free number: 1.800.TI.CARES (1.800.842.2737) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X IIS: A Guide for Teachers iii Things to Keep in Mind •...
Teachers Guide
Page 6
... 2. Find the batting averages (number of hits ¾ number of times at bat) rounded to lowest. Have students practice rounding the following numbers to 3 decimal places using the TI-30X ÙS and then round their answers to display the menu that lets you set the number of your team. See ...the table on the next page for each player. Press % , to three decimal places. The Better Batter - Students calculate batting averages using pencil and...
... 2. Find the batting averages (number of hits ¾ number of times at bat) rounded to lowest. Have students practice rounding the following numbers to 3 decimal places using the TI-30X ÙS and then round their answers to display the menu that lets you set the number of your team. See ...the table on the next page for each player. Press % , to three decimal places. The Better Batter - Students calculate batting averages using pencil and...
Teachers Guide
Page 10
Have students practice writing the following numbers in scientific notation using them in calculations. Have students change the following numbers into floating decimal (standard notation). Enter the first number. 12000000 2. a. 93 000 000 b. 384 000 000 000...0.00000003 Note: To enter a negative number, press M and then enter the number. 1. Star Voyage - Press " < Math Concepts • scientific notation • addition • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by changing numbers into...
Have students practice writing the following numbers in scientific notation using them in calculations. Have students change the following numbers into floating decimal (standard notation). Enter the first number. 12000000 2. a. 93 000 000 b. 384 000 000 000...0.00000003 Note: To enter a negative number, press M and then enter the number. 1. Star Voyage - Press " < Math Concepts • scientific notation • addition • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by changing numbers into...
Teachers Guide
Page 14
... leg ¾ hypotenuse cos = adjacent leg ¾ hypotenuse tan = opposite leg ¾ adjacent leg Math Concepts • multiplication • division • trigonometric ratios Materials • TI-30X ÙS • pencil • student activity A 3 5 B C 4 1. tan A 3 ¾ 5 = 0.60 4 ¾ 5 = 0.80 3 ¾ 4 = 0....to select 2 decimal places. ³ To find the value of each ratio using the TI-30X ÙS. tan 31° c. Trig Functions Overview Students practice solving sine, cosine, and tangent ratios, and solve problems involving trigonometric ratios. tan C...
... leg ¾ hypotenuse cos = adjacent leg ¾ hypotenuse tan = opposite leg ¾ adjacent leg Math Concepts • multiplication • division • trigonometric ratios Materials • TI-30X ÙS • pencil • student activity A 3 5 B C 4 1. tan A 3 ¾ 5 = 0.60 4 ¾ 5 = 0.80 3 ¾ 4 = 0....to select 2 decimal places. ³ To find the value of each ratio using the TI-30X ÙS. tan 31° c. Trig Functions Overview Students practice solving sine, cosine, and tangent ratios, and solve problems involving trigonometric ratios. tan C...