Fractions to Decimals
Convert 2/5 to a decimal.
2/5 = 0.4
Find the value of the expression:
-12 + 14
-12 + 14 = 2
Find the value of the expression:
-5 *-9 div 15
3
A mountain has a peak of 3,445 m above sea level. A lake has a depth of 34 m below sea level. What is the difference in elevation of the mountain and the lake?
3,445 - (-34) = 3,445 + 34 = 3,479
The temperature in Alaska at sunset was -12 degrees. By sunrise, the temperature had decreased 14 degrees. What was the temperature at sunrise?
-12 - 14 = -26 degrees
Convert 11/25 to a decimal.
11/25 = 0.44
Find the value of the expression:
-3 - (-12 + 10)
-3 - (-12+10) =
-3 - (-2) =
-3 + 2 =
-1
Find the value of the expression:
36 div (3 * -4)
-3
Jayson lives 3 1/2 blocks west of the library. Juwuan lives 4 1/2 blocks east of the library. How far apart do Jayson and Juwuan live?
8 blocks apart.
The temperature in Wisconsin was -4 degrees at sunset. In Minnesota, the temperature was three times colder than in Wisconsin. What was the temperature in Minnesota at sunset?
-4 x 3 = -12 degrees.
Which of the following fractions will terminate as a decimal?
a. 1/3
b. 5/6
c. 12/25
d. 7/15
c. 12/25 = 0.48
Find the value of the expression:
-1/2 + 5/6
2/6 or 1/3
Which expressions are equivalent to -10? Select all that apply:
a. -5 x 2
b. -10 x -1 x 1
c. -5 x -2 x -1
d.
-10/2 *-2
e.
25/5 * -4/2
a, c, e
Which numbers have a sum of 0?
a. 2 and 2
b. -2 and 1
c. -3 and -2
d. -3 and 3
d. -3 and 3
In 2010, the price of a gallon of milk was $2.32. The following shows the change in price over the next 3 years:
2011: +0.23
2012: -0.12
2013: +0.15
What was the price of a gallon of milk at the end of 2013?
2.32 + 0.23 - 0.12 + 0.15 = $2.58
Which of the following fractions will repeat as a decimal?
a. 11/25
b. 7/8
c. 4/5
d. 7/9
d. 7/9
Find the value of the expression:
2 1/3 +(-1 1/2 ) + (-3 1/2 )
-2 2/3
Find the value of the expression:
4 1/2 div 3/4
6
Town A has an elevation of -113 1/2 feet. Town B has an elevation twice as low as Town A. What is Town B's elevation?
227 feet below sea level.
Ms. Piersall was making bags of popcorn for her class. She started out with 5 3/4 cups of popcorn. She ate 1/4 of a cup of popcorn. Then she took the remaining popcorn and made bags of 1/4 cup each. How many bags of popcorn did she make?
5 3/4 - 1/4 = 5 1/2
5 1/2 divided by 1/4 = 22 bags of popcorn