Rational Number Operations

Solve the expression:
$19-\left(-0.5\right)$

• $19.5$

• $18.5$

• $-19.5$

• $-18.5$

Tags

CCSS.7.NS.A.1C

Solve the expression:
 $\left(0.5\right)\left(0.75\right)$  

• 0.375

• 3.75

• 0.355

• 

Which of the following statements BEST describes a situation in which opposite quantities combine to make zero?

• Jess made 6 pounds of pasta and divided the pasta into 3 containers.

• Alex missed 3 questions on a quiz in which each question was worth 5 points.

• Kam deposited $15 in his bank account and then withdrew $15 from the account.

• Peyton scored 5 points in the first quarter of a basketball game and 8 points in the second quarters.

Solve the expression:
 $-39\ \div\left(-3\right)\ +\ \left(-4\right)$ 

•  $9$ 

• $-3$

•  $11$ 

•  $-17$ 

At 7:00 a.m., the temperature outside was 10°F below zero. By noon, it rose by 17°F. At 6:00 p.m., the temperature dropped by 6°F. What was the evening temperature?

• –33°F

• 1°F

• 13°F

• 33°F

-5.7 + 0.9

• 2.1
• -4.8
• -8.3
• -10.7

Tags

CCSS.7.NS.A.1C

solve

• 1  1/2
• - 1 5/9
• 1  5/9
• not here

Tags

CCSS.7.NS.A.1C

How many more days until Summer Break???

(Hint: look at the total days on the board and subtract it from 180.)

• 18

• 36

• 27

• 39

Mako paid a total of $24 for 4 packs of biscuits. How much did he pay per pack?

• $96

• $6

• $8

• $12

When ADDING one NEGATIVE and one POSITIVE INTEGER, the answer will be...

• Negative

• Positive

• it depends on which number is the "biggest"

• you cannot tell without the actual numbers

Tags

CCSS.7.NS.A.1C