enVision Math 6 Topic 2

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero on the number line but in the opposite direction. For example, the opposite of -18 is 18.

Front

Which number is its own opposite?

Back

0 is its own opposite because it is the only number that does not change when you take its opposite.

Front

What does the x-coordinate represent in a coordinate plane?

Back

The x-coordinate represents the horizontal position of a point on the coordinate plane.

Front

How do you order integers from least to greatest?

Back

To order integers from least to greatest, list them starting from the smallest value to the largest value. For example, -3, -1, 0, 2, 5.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals along its length, used to represent numbers visually.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

How do you find the opposite of a negative number?

Back

To find the opposite of a negative number, change its sign to positive. For example, the opposite of -10 is 10.

Front

What is the value of point Y if it represents 2 1/4 on a number line?

Back

Point Y represents the value 2 1/4, which is a mixed number.

Front

What is the significance of the number 0 on a number line?

Back

The number 0 is the central point on a number line, separating positive numbers from negative numbers.

Front

What does it mean for numbers to be in order from least to greatest?

Back

It means arranging numbers starting from the smallest value to the largest value.