6th grade: subtracting integers

Front

-7 - 2

Back

-9

Front

What is the rule for subtracting integers?

Back

Change to addition and use the opposite of the second number.

Front

-2 - (-10) = ?

Back

8

Front

19 - (-19) = ?

Back

38

Front

(+12) - (+6) = ?

Back

6

Front

What is an integer?

Back

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

Front

What does it mean to subtract a negative number?

Back

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

Front

What is the result of subtracting a larger integer from a smaller integer?

Back

The result will be a negative integer.

Front

What is the result of subtracting zero from an integer?

Back

The result is the integer itself.

Front

How do you visualize subtracting integers on a number line?

Back

Move left for subtraction; moving left from a number decreases its value.