Comparing Numbers and Percentages

The video tutorial covers comparing positive and negative numbers using inequalities and number lines. It includes activities such as plotting temperatures, comparing coldest temperatures on Earth and Mars, and plotting points to determine inequality truths. The lesson also explores fractions on a number line and concludes with a summary and homework instructions.

Which of the following symbols is used to represent an inequality?

• +

• =

• x

• >

On which day was the lowest temperature recorded in Anchorage, Alaska?

• Sunday

• Friday

• Wednesday

• Monday

Which temperature is warmer: -62°C or -55°C?

• Both are equally cold

• Cannot be determined

• -55°C

• -62°C

If -14 is compared to -21, which statement is true?

• -14 is greater than -21

• -14 is equal to -21

• -14 is not comparable to -21

• -14 is less than -21

Which of the following is true about the number -7 compared to 10?

• -7 is less than 10

• -7 is greater than 10

• -7 is not comparable to 10

• -7 is equal to 10

Which fraction is greater: 1/4 or 5/4?

• Cannot be determined

• Both are equal

• 5/4

• 1/4

Which fraction is farther from zero: 5/8 or -3/4?

• 5/8

• Both are equally far

• -3/4

• Cannot be determined

How many meters are covered in 5 laps around a 400-meter track?

• 2000 meters

• 2400 meters

• 1600 meters

• 800 meters

If a stadium has a capacity of 16,000 and 13,920 people are present, what percentage of the stadium is filled?

• 87%

• 90%

• 93%

• 95%

If 13% of a stadium's capacity is unfilled, what percentage is filled?

• 93%

• 77%

• 87%

• 100%