Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
N
How do I know what multiplum I need?
Replies
8
Views
1K
pka
pka
A
Can someone help me with this Word Arithmetic problem?
Replies
2
Views
771
Otis
Otis
N
Requesting Help with Ratios.
Replies
16
Views
2K
The Highlander
The Highlander
C
Is there any thing like total ratio?
Replies
3
Views
649
chijioke
C
V
Comic Book Issues
Replies
5
Views
2K
Dr.Peterson
Dr.Peterson
M
How much , How many? "Sasha and Max spend Saturday evening in a bar..."
Replies
8
Views
1K
Steven G
Steven G
M
Percentages quandary: payout to Amy and Katie, given inputs have changed
Replies
16
Views
2K
MathBoggled
M
B
SUM, from i=1 to i=4, of (x_i - 3)^2; sum, from i=1 to i=4, of (x_i - 3)
Replies
6
Views
1K
Dr.Peterson
Dr.Peterson
B
Sum problem: sum, from i=1 to i=n, of (x_i + k)^2
Replies
1
Views
626
Harry_the_cat
Harry_the_cat
E
Help please: About how many m^2 of steel will Marcel need to build the pool?
Replies
1
Views
1K
mmm4444bot
mmm4444bot
K
Sequence (formula for 48.72, 44.92, 44.7, 41.48, 38.47, 38.72,...)
Replies
2
Views
971
mmm4444bot
mmm4444bot
F
Evaluating a fraction divided by a fraction
Replies
5
Views
834
Steven G
Steven G
C
Fraction Word Problem (4th Grade)
Replies
4
Views
1K
lookagain
L
M
Mental division: 150/120 is 1.25. Obviously I know that the answer is 1.something but why .25?
Replies
4
Views
738
Steven G
Steven G
C
Distributive law and negative numbers
Replies
9
Views
2K
Otis
Otis
C
Is there a rule on how to do the final rounding
Replies
11
Views
2K
chijioke
C
M
Cumulative frequency diagram
Replies
7
Views
1K
Harry_the_cat
Harry_the_cat
C
Problem involving change of base of Logarithm
2
Replies
20
Views
2K
chijioke
C
M
Time Graph
Replies
2
Views
688
MuddledMaths
M
shahar
"negative" prime numbers
Replies
10
Views
1K
shahar
shahar
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