Pre-Algebra

Questions from "Pre-Algebra" classes.
G
algebra: 3x=18 Explanation: What I did is I got the highest number that both numbers divide to.
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3
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1K
Steven G
Steven G
G
Average percentage over a period of time: taking monthly salary, multiplying by 10% over 12 months
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5
Views
2K
JeffM
J
S
Distance Problems: Two hikers 12 miles apart are walking toward each other....
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3
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2K
Denis
D
L
Fractions: man uses 5/2 buckets of paint to paint hall; uses 5/4 less buckets to paint room.
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8
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2K
Learn
L
S
Simple Interest: Charles deposited $12,000 in the bank. He withdrew $5000 after one year....
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2
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2K
Steven G
Steven G
G
Negative times negative?? If i can write 3*3=9 as 3+3+3=9 How do i write for the -, like (-3)*(-3)=9?
Replies
2
Views
770
Steven G
Steven G
K
Word question about ratio: Steve, Mark, Jason and Emily shared the cost of a present equally....
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17
Views
2K
Otis
Otis
E
Non-Traditional Solution: 15 divided by 2/2x + 1/2x equals 15 divided by 3/2 which equals 15 * 2/3 equals 10
Replies
14
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2K
Dr.Peterson
Dr.Peterson
M
Simple Fractions Question
Replies
4
Views
853
Dr.Peterson
Dr.Peterson
A
Molly starts on page 63, reads 23 pages 1st day, 30 pages 2nd day, seven more each addl day; what was last page on 30th day?
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4
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2K
Steven G
Steven G
S
Hockey score related question related to a number line, maybe. Any help would be appreciated. Thanks.
Replies
3
Views
856
Steven G
Steven G
R
ranges: Xy= -y to y ; in other words X will be equal to the range from -y to y which X is integer
Replies
3
Views
970
Otis
Otis
A
Should we categorize it Whole Number fraction ???
Replies
3
Views
951
mmm4444bot
mmm4444bot
T
Formula for length of the hypothenuse of a selected triangle in this problem
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5
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1K
Steven G
Steven G
A
Why whole number is an improper fraction?
Replies
4
Views
1K
Otis
Otis
R
calculating heights: accumulating some heights for calculating in total the total hts
Replies
4
Views
2K
Otis
Otis
R
Approach to solve problems(in general)
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2
Views
1K
tkhunny
tkhunny
C
Using pre-algebra to find the price of soup
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4
Views
2K
Steven G
Steven G
H
Pre Algebra: Is Pre Algebra and Algebra the same?
Replies
1
Views
2K
Corgi218
C
T
Equation question
Replies
2
Views
1K
Timm129
T
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