Integer Operations

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

Front

What is the result of adding a positive integer and a negative integer?

Back

The result depends on the absolute values of the integers. If the positive integer is larger, the result is positive; if the negative integer is larger, the result is negative.

Tags

CCSS.7.NS.A.1C

Front

What is the result of subtracting a negative integer from a positive integer?

Back

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

Tags

CCSS.7.NS.A.1C

Front

What is the rule for multiplying two integers with the same sign?

Back

When multiplying two integers with the same sign, the result is positive.

Tags

CCSS.7.NS.A.2A

Front

What is the rule for multiplying two integers with different signs?

Back

When multiplying two integers with different signs, the result is negative.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

What is the result of dividing a positive integer by a negative integer?

Back

The result is negative.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

What is the result of dividing a negative integer by a positive integer?

Back

The result is negative.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

How do you find the absolute value of an integer?

Back

The absolute value of an integer is the distance of that number from zero on the number line, always expressed as a positive number.

Tags

CCSS.6.NS.C.7C

Front

What is the sum of -3 and -2?

Back

-3 + (-2) = -5.

Tags

CCSS.7.NS.A.1C

Front

If a submarine descends at 40 feet per minute, how long will it take to descend 320 feet?

Back

8 minutes.

Tags

CCSS.6.RP.A.3B