Exam/BM 2 Challenge 1

Front

What is the equivalent expression for 30 + 48?

Back

6(5 + 8)

Front

What does a weight change of 0 represent for a wrestler?

Back

The wrestler's weight did not change.

Front

What are opposites in terms of numbers?

Back

Two numbers are opposites if they are the same distance from zero on a number line but in opposite directions.

Front

Back

Q

Front

Back

S

Front

What is the opposite of a positive number?

Back

The opposite of a positive number is the same number with a negative sign.

Front

How do you find the opposite of a fraction?

Back

To find the opposite of a fraction, change the sign of the fraction.

Front

What is the sum of a number and its opposite?

Back

The sum of a number and its opposite is always zero.

Front

If a wrestler's weight change is +2 pounds last week and 0 this week, what does 0 indicate?

Back

The wrestler's weight did not change.

Front

What does it mean to graph a number and its opposite?

Back

It means to plot a number and its negative counterpart on a number line.