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How do I find the prime factors of a number?
The most common way of doing this is called a bubble search (this may not be the technical name, but it's the one I was taught). The method is as follows: Start by writing the number at the top of your page....
SG
Answered by
Seb G.
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Maths tutor
4477 Views
How do I multiply decimal numbers?
Start by multiplying the two numbers as though they didn't have a decimal point (e.g. 2.7 3.6 becomes 27 36 = 972). Now add up how many decimal places were in the original two numbers (e.g. 2.7 and 3.6 have ...
SG
Answered by
Seb G.
•
Maths tutor
5213 Views
What is the difference between ratios and fractions?
Both are different ways to represent an amount of something. Fractions show how much of a whole item there is for example 2/10 2 parts out of a total of 10. On the other hand, a ratio describes one amount re...
AC
Answered by
Alice C.
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Maths tutor
7848 Views
How do I work out the area of a rectangle
ok. Well think about a square. What times what creates the area of a square? Yes the bottom one and side on. So which do you think will be useful to know to find the area of a rectangle? Yes the same! So the...
CW
Answered by
Charlotte W.
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Maths tutor
3692 Views
The cost of 5 calculators is £35. Work out the cost of 8 of these calculators.
If the cost of 5 calculators is equal to £35, then we can use division to figure out how much one calculator costs. If we divide 35 by 5 we get the number 7. This means that one of the calculators is going t...
DS
Answered by
Danielle S.
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Maths tutor
5122 Views
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