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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. 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...
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Answered by Alice C. 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. 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...
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Answered by Danielle S. Maths tutor
5122 Views