Based on AQA level 2 certificate
,Number
, Basics
•
Numbers •
Fractions
•
Decimals •
Percentages •
Ratio •
Proportion
•
Order of Operations
( BIDMAS)
The product rule of
counting
for finding all possible outcomes of an event .
Surds
simplifying e.g .
FO0 FACT : 23×52 22×52=100 200--100×2 FO0-1IE
↑ find factors
tfindthebiggesttfindtheothertsquaretsimph.gg
square no. factor root
( even powers )
10×52=1052
Surd rules .
:=F:
a ✗ brc =abrc
aEtbf-latb.tk
raxrb Tab
Fax ra=Ñ= a
=
%r=§xr§=Ñ b ^
arb crd=acrbd rationalising
gg=gg×r§=a§ ✓
✗
↳ removing surds from
the denominator
&µ
arts afb ( Ctrl) acrbtarbd
c- rd=c-rd×¢+rd)=≈
e- a
opposite
arb-icarb-cldfe-fladrbe-afrbtcdre-cfdretf-dre.tt/ldre- f) =
die -
f
'