Different sign (subtract)
8 + (-15)=
-7
9-(-5)=
14
12*11=
132
25/(-5)=
-5
0
-9+21=
12
-7-4=
-11
8*(-4)=
-32
(-56)/(8)=
-7
Katherine is conducting an experiment with bacteria where she cools the temperature of one bacteria to -51°C and the other bacteria to -76°C. What was the temperature difference in the two experiments?
25°C
14 + (-9)=
3
-7-10=
-17
-15*(-4)=
60
(-26)/(-2)
-13
During the football game, Julian caught three passes. The first catch was for a touchdown and went 52 yards. The second catch was for a first down, which was 17 yards. The last catch was a screen pass that did not work out as well and ended up with a loss of 10 yards. What was the total yardage by Julian on the pass plays?
59 yards
-5 - (-6)
11
12-(-19)
31
The product of a negative and a positive number is......
Negative
At sunrise, the outside temperature was 1° below zero. By lunch time, the temperature rose by 17° and then fell by 24° by night. What was the temperature at the end of the day?
-8°
-14+4
-10
-100+40
-60
The product of a positive and a positive is...
Positive
-180/15
-12
Jessica has $267 in her checking account. She writes a check for $33 to pay her cable bill. Then she makes $65 tutoring and writes another check for $112 to pay her electric bill. What is the balance in her account now?
$187