Operations
204.38 - 78.5
125.88
If there are 54 cats and 36 dogs, what is the ratio of cats to dogs in simplest form?
3:2
What is the product of 420,000 divided by 70 tens?
600
Simplify 40/75
Write a comparison statement for 12 and -31
12 > -31
5,149 ÷ 56
91 r53
Solve for x to make these proportional: 5/6 = x/36
x = 30
(30 ÷ 5) + 2 x 32
24
1/5 divided by 3/4 =
4/15
True or false:
l-63l < l-48l
False. Absolute value means distance from 0. The absolute value of -63 is 63, and the absolute value of -48 is 48. 63 > 48
1,598 x 72
115,056
Simplify: 144:60
12:5
5 x 2 + 10 - 3 x 52
-55
Write a comparison statement for 0.95 and 24/25
24/25 = 96/100 = 0.96
0.95 < 24/25
Two numbers have an absolute value of 16. Which of the two numbers is greater than 12?
16
37.2 x 894.55
33,277.26
Last week Bill earned $210 for a 30-hour work week. What was his pay rate? What would he have earned for a 40-hour work week?
Pay rate = $7/hour
In a 40-hour work week, Bill would have earned $280
16.6 - 1.3 x 4
11.4
Which is greater: 5/8 or 0.58?
5/8
Order these from least to greatest:
54, -5, -12, 3, 20, -18
-18, -12, -5, 3, 20, 54
What is the least common multiple of 7 and 9?
63
21
Write 162 as a product of its prime factors.
2 x 3 x 3 x 3 x 3
Lucy cut 22 1/2 inches of string into pieces, each 5/6 inches in length. How many pieces did Lucy cut?
27 pieces
Order from greatest to least:
-14, 43, -20, -57, 19, 31
43, 31, 19, -14, -20, -57