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Arithmetic
For basic math questions about addition, multiplication, fractions, etc.
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How much Magnesium Chloride and boron am I getting in my solution?
gigglesnz
May 5, 2024
Replies
12
Views
1K
Jul 12, 2024
Zam
Z
J
10% ethanol to gasoline?
JasonE
Jun 29, 2024
Replies
4
Views
895
Jul 12, 2024
Zam
Z
S
some math thing
shhh
Jul 9, 2024
Replies
3
Views
515
Jul 12, 2024
Zam
Z
N
missing number in the grid
nanase
May 22, 2024
Replies
14
Views
2K
Jul 12, 2024
Zam
Z
J
Need Help with Gram cost
JLarry
Dec 19, 2022
Replies
3
Views
805
Jul 12, 2024
Zam
Z
R
I need help with unit conversion from 'gCO2 eq/MJ' to 'gCO2 eq/tonne'
Roders
Jun 13, 2024
Replies
0
Views
613
Jun 13, 2024
Roders
R
T
Distance from a known line
Terry Daigle
Jun 8, 2024
Replies
3
Views
559
Jun 9, 2024
Otis
B
Find an unknown number
biggie
May 28, 2024
Replies
4
Views
850
May 28, 2024
PA3040D
P
N
how many zeros
nanase
May 22, 2024
Replies
5
Views
1K
May 23, 2024
The Highlander
N
simplifying another surds: (sqrt(3 + sqrt(5 - sqrt(13 + sqrt(48))))) / (sqrt(6) + sqrt(2)
nanase
Feb 21, 2024
Replies
18
Views
3K
Feb 26, 2024
Dr.Peterson
G
Please help with "If 100 items normally cost $300 but if I got 300 items I would get it for $800,..."
Grizzlyturds
Feb 4, 2024
Replies
1
Views
631
Feb 5, 2024
Dr.Peterson
M
Is 4.56(with bar on top of 6) a rational or irrational number?
mathven
Jan 22, 2024
Replies
5
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1K
Jan 23, 2024
mario99
M
J
Fraction problem: "A boy baked a batch of cookies. only 1/3 of the batch was left after dinner...."
Jignesh77
Jan 14, 2024
Replies
6
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2K
Jan 14, 2024
Jignesh77
J
S
Finding prime numbers using the "Petrov method"?
syndicatel
Dec 11, 2023
Replies
4
Views
841
Dec 31, 2023
Agent Smith
K
National Mathematics Day (in India)
khansaheb
Oct 6, 2023
Replies
5
Views
1K
Dec 25, 2023
Agent Smith
K
Basic percentage question
Kam_uk
Dec 12, 2023
Replies
5
Views
1K
Dec 13, 2023
Dr.Peterson
G
Oscar wants to both spend and save the money he earns. For every $7 he puts in his wallet, he puts $3 in savings.
galalao0001
Dec 5, 2023
Replies
3
Views
1K
Dec 6, 2023
galalao0001
G
J
I need help evenly splitting 6 of each of 20 items between 15 people each getting 8 items.
jrrhere
Dec 4, 2023
Replies
2
Views
583
Dec 4, 2023
Dr.Peterson
A
Is there a formula or way to calculate which numbers we can divide a certain number to only produce non decimal numbers?
ak730
Nov 20, 2023
Replies
7
Views
1K
Dec 3, 2023
pka
I
Problems from the very beginning ? (Serge Langs Basic Math: 3 = - (-3) or 5 = - (-5))
Inkhole
Oct 31, 2023
Replies
4
Views
898
Nov 3, 2023
Inkhole
I
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