Integer Addition
10 + (-3)
7
1/2 + (-3/4)
-1/4
|-9|
9
Sally lives in North Dakota, where the winter temperature is often below zero. One day, the thermometer read 10 degrees below zero, but it rapidly rose 15 degrees in one hour as a warm front moved in. Then it dropped 15 degrees as night fell. What is the resulting temperature?
-10 degrees
3/4 as a decimal and percent
0.75 and 75%
-12 + (-9)
-21
(-3.56) + 7.56 + 8
12
-| 0+(-4)|
-4
Taylor lives in Iceland, where the winter temperature is often below zero. One day, the thermometer read 15 degrees below zero, but it rapidly rose 23 degrees in one hour as a warm front moved in. Then it dropped 12 degrees as night fell. What is the resulting temperature?
-4 degrees
1/3 as a decimal and percent
0.3 repeating 33.3 %
-9 + (-8) +15 + 3
1
-8/9 + 1/3 + (-2/3)
-11/9
|-9+(-10)+2|
17
Thomas earned $13.50. He also received $20 for his birthday. Thomas owes his friend $8.25 for lunch the other day. How much does Thomas have left?
$25.25
3/8 as a decimal and percent
0.375 or 37.5%
27 + (-5) + 80 + (-4) + (-27)
71
3.25 + (-4.25) + 17.60 +1.80
18.4
-| 42 + 2.8 + 1.67|
-46.47
While traveling in France, John was entertaining himself by riding in an elevator in a very tall building. He started at the ground floor (which in France is considered the 0th floor) and went up 12 floors. Then he rode down 2 floors. Next, he went up another 4 floors and then down again another 3 floors. What floor did Juno end up on?
Floor 11
113% as a decimal and fraction
1.13 and 113/100
125 + (-300) + 72 + (-20) + 103
-20
3.29 + (-5.86)
-2.57
|-20 + (-5) + 75 +1|
51
While traveling in France, Juno was entertaining himself by riding in an elevator in a very tall building. He started at the ground floor (which in France is considered the 0th floor) and went up 26 floors. Then he rode down 7 floors. Next, he went up another 3 floors and then down again another 16 floors. What floor did Juno end up on?
Floor 6
1/6 as a decimal and percent
0.16 and 16.6%