Rounding and Temperature Conversion

The video tutorial explains how to convert temperatures from Fahrenheit to Celsius using two forms of the conversion formula. It provides two examples: converting 50°F and 81°F to Celsius. The tutorial also covers simplifying fractions and converting mixed numbers to decimals, emphasizing the importance of reading instructions carefully for rounding. The video concludes with a reminder to round results appropriately.

What is the formula to convert Fahrenheit to Celsius?

• C = 5/9 * (F - 32)

• C = 9/5 * (F - 32)

• C = (F - 32) * 9/5

• C = (F - 32) / 5

How do you start converting 50°F to Celsius?

• Replace F with 0

• Replace F with 50

• Replace F with 32

• Replace F with 100

What is the result of 50 minus 32 in the conversion process?

• 12

• 20

• 22

• 18

What is the simplified result of 5/9 times 18?

• 8

• 9

• 10

• 11

What is the first step in converting 81°F to Celsius?

• Divide 81 by 9

• Subtract 32 from 81

• Add 32 to 81

• Multiply 81 by 5

What is the result of 81 minus 32?

• 49

• 39

• 47

• 51

What is the result of dividing 245 by 9?

• 26.5

• 27.2

• 28.1

• 29.3

How is 27 and 2/9 degrees expressed as a decimal?

• 27.3

• 27.2

• 27.1

• 27.4

What does a bar over a decimal indicate?

• The number is exact

• The number is repeating

• The number is approximate

• The number is rounded

To what decimal place should you round 27.2 with a repeating decimal?

• Nearest thousandth

• Nearest hundredth

• Nearest tenth

• Nearest whole number