Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
M
How do we actually calculate this?
Replies
3
Views
931
Denis
D
U
Math problem
Replies
3
Views
690
Dr.Peterson
Dr.Peterson
J
Resistance
Replies
3
Views
809
jazz2112
J
R
So may anyone please explain to me what's subtract means?
2
Replies
22
Views
4K
tkhunny
tkhunny
Z
Ayan and Naihan are twins. Ayan is the elder by 13 minutes. If Naihan was born on January 1, 2007 at 0005 hours, What is Ayan's date and time of birth
Replies
5
Views
994
HallsofIvy
H
J
Arithmetic Laws
Replies
5
Views
1K
ksdhart2
K
G
Math question
Replies
1
Views
633
MarkFL
MarkFL
S
need help with easy math question just my head is mush right now
Replies
4
Views
984
Steven G
Steven G
G
arithmetic
Replies
1
Views
616
Dr.Peterson
Dr.Peterson
R
need help in my son maths question which i can't solve.
Replies
9
Views
2K
Dr.Peterson
Dr.Peterson
S
6th Grade Percentages & Proportions
Replies
1
Views
850
Dr.Peterson
Dr.Peterson
Steven G
Is there a better way to solve this?
Replies
11
Views
2K
Steven G
Steven G
C
Finding the number of this percentage
Replies
4
Views
971
Denis
D
D
Please help
Replies
15
Views
2K
Dr.Peterson
Dr.Peterson
M
Please help with a proof
Replies
4
Views
924
Dr.Peterson
Dr.Peterson
J
How did I get x=.54 from x^4 = .9 ?
Replies
5
Views
1K
Dr.Peterson
Dr.Peterson
S
Excluding multiples of numbers [X,Y,Z...] in a given set [1-K]
Replies
3
Views
1K
pka
pka
T
Scaling the 16:9 ratio to A3, A4, and A5 and my sketch pad!
Replies
3
Views
23K
Otis
Otis
N
How to calculate the quantity ?
Replies
3
Views
993
Dr.Peterson
Dr.Peterson
J
Unable to solve challenging Q: "A train goes 50km from one station to another; it takes the train 2 hours 12 minutes...."
Replies
2
Views
910
HallsofIvy
H
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