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In this lesson, we will learn how to find the absolute value of a number and compare the absolute value of different numbers.

Q1:

If π₯ = β 1 3 and π¦ = 1 3 , which of the following statements is false?

Q2:

The elevation of Laguna del Carbon in Argentina is 105 metres below sea level, while that of Death Valley in the United States is 86 metres below sea level. Which of these two locations has a higher elevation?

Q3:

Determine whether the following is true or false: | β 4 | > | β 1 | .

Q4:

Fill in the blank: | β 3 0 | β 3 0 .

Q5:

Which of the following is true?

Q6:

Which is less, | | | β 3 0 1 2 | | | or β 2 2 ?

Q7:

A helicopter is hovering at a height of 647 ft, and a diving bell is at β 5 6 7 ft. Which one is farther from the sea level?

Q8:

Q9:

Q10:

Q11:

Q12:

An excavation team at an altitude of β 8 2 m saw a hot air balloon that was at an altitude of 49 m. Which of them was closer to sea level?

Q13:

Q14:

A diver swims at β 1 5 . 6 metres. A hiker ascends to 16.8 metres. Which of them is at the greater altitude?

Q15:

Which is greater, | 1 0 | or 9 added to 4?

Q16:

Q17:

Complete: | β 1 9 | | 1 9 | .

Q18:

Two friends, Rania and Engy, decided to exercise to lose weight. After one month, the change in Raniaβs weight was and the change in Engyβs weight was . Which of them had the greater change in her weight?

Q19:

Bassem is doing research on the worldβs seas. He found that the deepest point in the Mediterranean Sea is metres below sea level, while the deepest point in the Bering Sea is metres below sea level. Which point has the greater elevation?

Q20:

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