Operations with Rational Numbers Review

Which of the following can help you when adding integers?

• Keep, Change, Reciprocal

• Same signs add and different signs subtract.

• Keep, change, opposite

• Draw a line, change the sign.

Tags

CCSS.7.NS.A.1B

Select all the phrases that can help you when subtracting integers.

• Divide the numerator by the denominator.

• Draw a line, change the sign.

• Keep, change, opposite.

• Keep, change, reciprocal.

• Please excuse my dear Aunt Sally.

Tags

CCSS.7.NS.A.1B

True or False: When you multiply or divide two negative numbers, the answer will be negative.

• True

• False

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

True or False: When you multiply or divide a positive number and a negative number, the answer will be negative.

• True

• False

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

An eagle is flying 252 inches above a lake and sees a fish swimming 96 inches under water. What is the distance between the eagle and fish?

• 156 inches

• 348 inches

• 244 inches

• 358 inches

Tags

CCSS.7.NS.A.1C

What is the value of the expression -18 - (-44) ?

• -62

• - 26

• 62

• 26

Tags

CCSS.7.NS.A.1C

What is the value of the expression -32 - 14?

• - 46

• 46

• 18

• - 18

Tags

CCSS.7.NS.A.1C

Point B is located at 0 on the number line, Point C is located at 1 1/2 on the number line, and Point A is located at -2 on the number line. How far apart are Point A and Point C from each other?

• 7 units away from each other.

• 3 units away from each other

• 3 1/2 units away from each other

• 4 1/2 units away from each other

Tags

CCSS.7.NS.A.1C

Which two values have a sum of zero?

• B and E

• B and C

• C and D

• A and D

Tags

CCSS.7.NS.A.1B

Select the expressions that are equivalent to 3.

• - 1 x (- 3)

• - 1 x (- 3) x (- 1) x 1

• - 12 x (- 1/4)

• - 1 x 3

• $-\frac{9}{3}\ \div\left(-\frac{3}{3}\right)$

Tags

CCSS.7.NS.A.2A