Way 2 Freshers

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Multiplying by 12
Let’s take a look.
12 X 7
the first thing is to always multiply the 1 of the twelve by the number we are multiplying
by, in this case 7. So 1 X 7 = 7.
Multiply this 7 by 10 giving 70. (Why? We are working with BASES here. Bases are the
fundamentals to easy calculations for [...]

How do we multiply by eleven easily?
First we will try this by writing the answer backwards.
So, when always multiplying a large number by 11, the last number will always be the last number of the sum we are multiplying.

EXPLANATION
176 is the number we are multiplying.
So the last number in out answer will be 6. [...]

Method of Dividing by Nine
23 / 9 = 2 remainder 5
The first figure of 23 is 2, and this is the answer.The remainder is just 2 and 3 added up!
43 / 9 = 4 remainder 7
The first figure 4 is the answerand 4 + 3 = 7 is the remainder – could it be easier?
134 [...]

converting Kilos to pounds
Let’s start off with looking at converting Kilos to pounds.
46 kilos into pounds:
Step one, multiply the kilos by TWO.
To do this, just double the kilos.
46 x 2 = 92
Step two, divide the answer by ten.
To do this, just put a decimal point one place in from the right.
92 / 10 = 9.2
Step [...]

Decimal Equivalents of Fractions
With a little practice, it’s not hard to recall the decimal equivalents of fractions up to 10/11!
First, there are 3 you should know already:
1/2 = .5
1/3 = .333…
1/4 = .25
Starting with the thirds, of which you already know one:
1/3 = .333…
2/3 = .666…
You also know 2 of the 4ths, as well, so [...]