Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
G
Is 19 greater than 800? (Serious Question)
Replies
8
Views
1K
Dr.Peterson
Dr.Peterson
Y
Fermat's little theorem
Replies
0
Views
986
YM30
Y
S
Students averaged 84% on test; 20 boys averaged 82%; find 30 girls' average
Replies
2
Views
2K
Steven G
Steven G
H
Determining the value of a point on a graph
Replies
12
Views
2K
heywannalaugh
H
C
690 ants die in 4 days; each nite 35 more die than prev nite; how many died 3rd nite?
Replies
9
Views
2K
Otis
Otis
M
Find the missing number: "Kristen wrote numbers in 5 of the 10 circles..."
Replies
11
Views
5K
Mathneed
M
S
please help to solve -- multiply by 2 or divide by 3 - 60 times
Replies
12
Views
4K
Sundari
S
C
Maths word problem: "Simon went on a road trip for 4 days...."
Replies
8
Views
2K
Chutney
C
M
The cost of admission to a exhibition for an adult is 3 times the cost of a child....
Replies
4
Views
1K
stapel
stapel
M
Calculation: if it takes 45 seconds to process a widget, how many in 1 hour?
Replies
2
Views
1K
stapel
stapel
M
What are the meanings of "≥ 25" and "< 8" ?
Replies
6
Views
1K
topsquark
topsquark
G
How do i calculate the force on a cable?
Replies
1
Views
1K
j-astron
J
K
A spent $27, E $9, S $36; who pays how much to whom, to even up what each paid?
Replies
7
Views
1K
JeffM
J
M
How to Calculate growth with DIFFERENT volumes
Replies
5
Views
1K
mikkawhite
M
S
How do I solve this?
Replies
5
Views
2K
S52 Power
S
A
Help with understanding dividing fractions
Replies
12
Views
2K
Steven G
Steven G
C
Working out a percentage: What grade do I need in the second part?
Replies
3
Views
2K
Steven G
Steven G
A
Where do I start
Replies
18
Views
3K
sinx
S
U
Do decimal fractions count as odd or even numbers?
Replies
10
Views
9K
Steven G
Steven G
P
Is there an explanation for the reasoning?
Replies
8
Views
2K
Denis
D
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