Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
N
Logic Mathematics and Logic Gates: gate have same truth table as P ∨ ¬(Q ∧ R)
Replies
1
Views
4K
soroban
S
K
Subtracting Mixed Decimals From Whole Number
Replies
2
Views
2K
stapel
stapel
U
Please help me convert time into a % increase
Replies
7
Views
2K
Unconformed
U
M
set of all prime numbers that can divide two successive integers
Replies
0
Views
2K
matematicar
M
A
HCF and LCM problem
Replies
5
Views
5K
aster56
A
M
HELP with some probably very basic stuff
Replies
2
Views
1K
Steven G
Steven G
C
Multiplication Formula Required
Replies
5
Views
2K
Cazno2
C
G
Help ! Filling in table with values for equations
Replies
4
Views
2K
ksdhart2
K
H
How much per hour?
Replies
3
Views
2K
howmuchperhour
H
I
Which number is missing? 2,4,5,7,8,25,64
Replies
3
Views
2K
Dumi
D
I
What is the maximum number of doughnuts that cannot be ordered using combinations...?
Replies
1
Views
2K
Otis
Otis
H
Find the nth term of a sequence with different differences
Replies
10
Views
4K
helpme101010
H
N
prepare 20 ml of 10% soln using: 1st 2%, 2nd 0.5%, 3rd 11%, 4th 6%, 5th 5%, 6th 3%
Replies
4
Views
2K
HallsofIvy
H
H
Multipliers in betting
Replies
2
Views
3K
stapel
stapel
M
Problem Solving: What fraction of the sandwich does Alan eat?
Replies
2
Views
2K
stapel
stapel
M
does anyone knows how to get 12.75 using 1,2,3,4 (no decimals allowed)?
Replies
8
Views
3K
Otis
Otis
C
Calculation with areas
Replies
1
Views
2K
Deleted member 4993
D
L
What is the last digit? (1^1) + (2^2 + (3^3) + (4^4) +.......+((10^100)^(10^100))
Replies
1
Views
1K
stapel
stapel
I
How much does it cost to run a car?
Replies
3
Views
2K
ksdhart2
K
G
can you help me solve these 2 word problems..please
Replies
2
Views
1K
stapel
stapel
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