Decimal Skills
Fraction Fundamentals
Percent Power
Scientific Notation
Mixed QR Applications
100
3/8
Convert 0.375 to a fraction in simplest form.
100
3/4
Simplify 18/24.
100
0.35
Write 35% as a decimal.
100
4.5 x 10^6
Write 4,500,000 in scientific notation.
100
0.62
Which is larger: 0.62 or 3/5?
200
5.17
Compute: 4.8 + 0.37.
200
1 1/12 or 13/12
Compute: 2/3 + 5/12. Give a mixed-number or improper-fraction answer.
200
30%
18 is what percent of 60?
200
7.2 x 10^-4
Write 0.00072 in scientific notation.
200
54%
Write 27/50 as a percent.
300
5.411
Compute: 12.5 - 7.089.
300
13/24
Compute: 7/8 - 1/3.
300
36
Find 15% of 240.
300
340,000
Write 3.4 x 10^5 in standard decimal notation.
300
68%, 0.7, 3/4
Order from least to greatest: 0.7, 68%, and 3/4.
400
0.024
Compute: 0.06 x 0.4.
400
2/3
Compute: (3/5)(10/9).
400
15%
A price rises from $80 to $92. What is the percent increase?
400
8 x 10^8
Compute: (2 x 10^3)(4 x 10^5).
400
$53.10
A restaurant bill is $45 before tip. Add an 18% tip. What is the total?
500
120
Compute: 8.4 / 0.07.
500
3 3/4 or 15/4
Compute: 4 1/2 divided by 1 1/5.
500
$51.84
An item costs $64, is discounted 25%, and then has 8% sales tax applied to the sale price. What is the final price?
500
7 x 10^4
Compute: (6.3 x 10^7) / (9 x 10^2).
500
21,000 or 2.1 x 10^4
A town has population 2.4 x 10^4 and decreases by 12.5%. What is the new population?
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