Understanding Number Lines

What is the primary use of number lines in mathematics?

• To perform complex calculations

• To draw geometric shapes

• To solve algebraic equations

• To locate, compare, and order integers and rational numbers

Which number is considered greater, -1 or -4?

• It depends on the context

• -4

• Both are equal

• -1

How are fractions and decimals represented on a number line?

• By placing them between whole numbers and integers

• By using different colors

• By marking them above the line

• By using arrows

What value does a negative number closer to zero have compared to a more negative number?

• Lesser value

• Negative value

• Greater value

• Equal value

What does the fraction 1/4 indicate when placing a number between 1 and 2 on a number line?

• Ignore the fraction part

• Place it directly in the middle

• Divide the space into 4 equal parts

• Divide the space into 2 parts

How is the number -2.5 represented on a number line?

• Two units to the right and half a unit up

• Two and a half units to the left

• Two units to the left and half a unit down

• Two and a half units to the right

In what order are the numbers -2.5, -1, 1.25, and 3 placed on a number line from least to greatest?

• -2.5, -1, 1.25, 3

• 3, 1.25, -1, -2.5

• -1, -2.5, 3, 1.25

• 1.25, 3, -1, -2.5