Adding and Subtracting Time Values

This video tutorial explains how to add and subtract values in degrees, minutes, and seconds. It covers the process of adding and converting seconds and minutes when they exceed 60, as well as borrowing techniques for subtraction. The tutorial also provides examples using TI calculators and emphasizes the importance of conversion to ensure accurate results.

What is the first step when adding values in degrees, minutes, and seconds?

• Start with converting values

• Start with minutes

• Start with degrees

• Start with seconds

When adding seconds, what should you do if the total exceeds 60?

• Add to degrees

• Convert to minutes

• Leave it as is

• Subtract 60

In the context of adding values, what does 85 seconds convert to?

• 1 minute and 15 seconds

• 2 minutes and 5 seconds

• 85 seconds

• 1 minute and 25 seconds

What should you do if the minutes exceed 60 when adding?

• Convert to seconds

• Convert to degrees

• Subtract 60

• Leave it as is

When subtracting, what should you do if the seconds in the minuend are less than the subtrahend?

• Convert to degrees

• Borrow a minute

• Add 60 seconds

• Subtract directly

In subtraction, if the minutes in the minuend are less than the subtrahend, what is the next step?

• Convert to seconds

• Add 60 minutes

• Borrow a degree

• Subtract directly

What is the result of subtracting 46 degrees, 22 minutes, and 45 seconds from 85 degrees, 15 minutes, and 37 seconds?

• 38 degrees, 52 minutes, 52 seconds

• 39 degrees, 53 minutes, 53 seconds

• 37 degrees, 51 minutes, 51 seconds

• 40 degrees, 54 minutes, 54 seconds

What is the key concept to remember when adding values in degrees, minutes, and seconds?

• Convert values over 60

• Subtract when necessary

• Ignore seconds

• Always start with degrees

What is the key concept to remember when subtracting values in degrees, minutes, and seconds?

• Always start with degrees

• Borrow when necessary

• Ignore minutes

• Add when necessary

What should you do if you have questions or need additional topics covered?

• Ask the teacher

• Subscribe to the channel

• Ignore them

• Leave a comment