signed integers

Front

What is a signed integer?

Back

A signed integer is an integer that can be either positive or negative, represented with a '+' or '-' sign.

Front

What is the result of (-4) + (-5)?

Back

(-9)

Front

How do you subtract a negative number?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

What is the result of 7 - (-4)?

Back

11

Front

If the temperature is -14°F and it drops 7°F, what is the new temperature?

Back

-21°F

Front

How do you convert a fraction to a percent?

Back

Multiply the fraction by 100 and add a percent sign.

Front

Back

22%.

Front

What does it mean when a number is negative?

Back

A negative number represents a value less than zero, often indicating a loss or a decrease.

Front

What is the absolute value of -9?

Back

9.

Front

How do you add two negative integers?

Back

Add their absolute values and keep the negative sign.