Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
J
How should this problem be written/answer? "If 2.34% = 100 people, then how many...?"
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6
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1K
JaNatter
J
I
How to make 93 out of these numbers? 1 9 9 2 (in that order)
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7
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2K
Steven G
Steven G
K
Dividing distance by time: light-yrs/sec if you travel 4.24 light years in 6.2 sec
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5
Views
1K
kay1994
K
B
Is there a better way to write this grade calculation formula?
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1
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1K
bigtime
B
I
What is the greatest four digit integers that has a factor of 5?
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4
Views
1K
Steven G
Steven G
S
A biochemical conversion of glucose is taking place in a 1ml volume.
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2
Views
915
stuff4
S
I
How many positive two-digit integers are both multiple of 8 and divisible by 6?
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11
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3K
HallsofIvy
H
H
Would someone explain how to solve this without brute force plug-n-check?
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1
Views
839
Deleted member 4993
D
N
Two students took an exam. One of them achieved 9 points; his points were 75% of...
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2
Views
1K
stapel
stapel
B
Please help! What is the correct way to write 103 in factored form?
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2
Views
848
Dr.Peterson
Dr.Peterson
M
The mean of this sequence of five numbers: 2, N, N+2, 11, 14 is 7.8
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3
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1K
HallsofIvy
H
V
Could someone please explain how you could get 6.6667 as 6 2/3?
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7
Views
3K
valcie
V
A
Ratio help: if I spent £818,746 and had a sales uplift of £1,292,416 what is the rati
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1
Views
898
stapel
stapel
H
Could someone explain how this works? Pick 2 integers w/ difference greater than 1...
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3
Views
1K
JeffM
J
A
Percentages: Ellie bought scarf, dress; scarf cost £4; sold both for total of £26...
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6
Views
3K
Help please
H
C
9.999... = 10, What About ε?
Replies
11
Views
16K
Captain Cranberry
C
A
Word problem: Given that speedometer is off by 5mph, find error in odometer reading.
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17
Views
9K
ammelton1990
A
G
Counting vs Measuring (Difference in Number Conception)
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8
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1K
gumajoi
G
M
What do you call this type of problem
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4
Views
930
lev888
lev888
M
Directed numbers
Replies
2
Views
840
Dr.Peterson
Dr.Peterson
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