Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
M
what number comes inside the triangle?
Replies
10
Views
2K
Dr.Peterson
Dr.Peterson
M
The smallest natural number with "n" divisors(factors)
Replies
9
Views
2K
Dr.Peterson
Dr.Peterson
S
Long division with trial quotient
Replies
2
Views
1K
Snena
S
M
Word problem with decimals
Replies
4
Views
734
Mermaid500
M
P
How many 7 digit numbers are there with exactly 4 odd digits and 3 even digits in them?
Replies
4
Views
544
Steven G
Steven G
M
30 people at party: how many handshakes?
Replies
9
Views
51K
Hamza shah
H
H
Organic ingredient percentage in cosmetic formula
Replies
1
Views
531
HallsofIvy
H
S
Pathing
Replies
12
Views
1K
StevenUnique
S
K
Food charges for family vacation
Replies
2
Views
364
HallsofIvy
H
B
Sets
Replies
2
Views
444
Deleted member 4993
D
T
Divide into random amounts
Replies
1
Views
396
Dr.Peterson
Dr.Peterson
B
Singapore Grade 3 mathematics question
Replies
6
Views
838
JeffM
J
S
resolving equation - am I on the right lines?
Replies
5
Views
735
skeeter
skeeter
H
Math word problem
Replies
6
Views
510
Hira Javaid
H
E
Fraction assistance wanted please!
Replies
4
Views
582
Dr.Peterson
Dr.Peterson
E
Arithmetic Sequences and Series
Replies
3
Views
509
HallsofIvy
H
E
I need help expanding this sigma notation..
Replies
2
Views
518
HallsofIvy
H
M
Solve simple looking system of equations
Replies
10
Views
679
Mondo
M
D
2x2 or 4x4?
Replies
2
Views
349
lev888
lev888
R
Find formula
Replies
12
Views
826
Dr.Peterson
Dr.Peterson
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