Positives and Negatives
14.5 + (-15.75)
-1.25
What is 5/8 written as a decimal?
0.625
Springfield has an elevation of -150 feet. Greenville is 3 times as far below sea level as Springfield. Where is Greenville's elevation in feet?
-450 feet
What is 2/3 written as a decimal?
0.6 (with line over the 6 since it is repeating)
At 8:00 p.m. the temperature was 6 degrees Celsius. Three hours later, the temperature was -13 degrees Celsius. How many degrees did the temperature change?
19 degrees
If two different numbers are the same distance from zero they are called ______________.
Opposites
What is 13.5 units less than 4?
-9.5
Joe and Scott equally share a pizza. If Scott eats 1/2 of his portion of the pizza, what fraction of the whole pizza does he eat?
1/4
In 2009 a certain brand of cereal cost $3.69. In the following years the change in price went as follows. 2010: +0.30 2011: +0.20 2012: -0.20 What was the price at the end of 2012?
$3.99
-7/23 multiplied by -8/9 (Write your answer as an integer, proper fraction or mixed number)
56/207
A football team gains 3 yards on the first play, loses 6 yards on the second play, loses 4 yards on the third play, and gains 5 yeards on the fourth play. What is the team's overall gain or loss for all four plays?
-2 yards
25.75 + - 0.285
25.465
Sandy uses 2/7 pound of raisins to make a batch of raisin bread. Yesterday she used 5/7 pounds of raisins. How many batches did she make?
2.5 or 2 1/2 or 5/2
In a garden a seed is planted 2 1/2 inches above ground. One month later it has grown 8 3/4 inches. How many inches is it above ground now?
11 1/4 or 45/4
-3/4 multiplied by 1/5
-3/20
Name two numbers on the number line that are 14.5 units from 8.
-6.5 and 22.5
Put the following in order from least to greatest: 5, l-2.25l, l-4l, -5, 0, l2.5l
-5, 0, l-2.25l, l2.5l, l-4l, 5
-10 - (-3.7)
-6.3
15.63 - (-3.44)
19.07
Decrease -12.59 by -2.44
-12.59 - (-2.44) = -10.15
A number's absolute value is its ___________________.
Distance from zero.
-3/20 as a decimal.
-0.15
In Homestead 2/5 of the households own pets. Of the households that own pets 1/3 have cats. What fraction of the households in Homestead own cats?
2/15
Use the order of operations to solve -8 x [4-(-5+3)]=?
-48
A number's absolute value is its ___________________.
Distance from zero