Integers
Evaluate -2−(−4)−2
0
|-7| + |-11| =
18
A pattern has 4 blue triangles to every 12 yellow triangles. What is the ratio of blue triangles to all triangles?
1:4
Charles can type 675 words in 9 minutes.
How many words can Charles type in 13 minutes?
975 words
Simplify to lowest terms:
35/42
5/6
Evaluate -25 + 21 + (−4) + 25
17
|-5| x |4| x |3| =
A math club has 25 members, of which 11 are males and the rest are females. What is the ratio of males to all club members?
11:25
At the market, 5 light bulbs cost $9. How much do 7 light bulbs cost?
$12.60
Changed these mixed numbers to improper fractions:
2 4/5
6 11/17
14/5
113/17
Evaluate 76–-87
163
|1|/3 x |-2 x 9|/6 =
1
The ratio of number of male and female teachers in a school is 3 : 4. If there are 16 female teachers, find the number of male teachers.
12
Robin can clean 72 rooms in 6 days. How many rooms can robin clean in 9 days?
108 rooms
Solve:
(6 2/5) / 20
4/5
Evaluate -85 x 52
-4,420
|-3|/9 x –|-4| x 10/|5| =
-8/3
In a library the ratio of English books to Math books, is the same as the ratio of Math books to Science book. If there are 1200 books on English and 1800 books on Math, find the number of Science books.
2700 science books
Amanda can jog 18 miles in 5 hours. At this rate, how many miles can Amanda jog in 4 hours?
14.4 miles
Solve:
(5 5/9)*(2 16/25)
14 2/3
Evaluate -84/21
-4
|-71| – |-23 + 57| -22 =
15
The ratio of monthly income to the savings in a family is 5 : 4 If the savings be $9000, find the income and the expenses.
$11250, $2250
You wake up at 6 am (EARLY!) and the temperature is 55°F. By the time you head off to your picnic lunch at noon, the temperature has risen to 91°F. What is the rate of temperature change in °F per hour?
6ºF per hour
12 1/2 + 4/13 + 10 13/15
277/10 = 27 7/10