DAILY MATHS 20 Marks P1 P2
UNIT CONVERSION
RATIO DAILYMATHS 20
STATISTICS 25
CURRENCY CONVERSION GRAPHICAL 10
V PIE CHARTS EE
a
MAPS SCALES
V6 PERCENTAGES
V7 INTEREST SIMPLE COMPOUND
Exponential growth and decay
UNIT CONVERSION
10 100 1000
Length mm cm m km
1000 1000
mass tons
g kg
1000 1000
Volume me or cm litres m
60 60
Time sec min hours
RULE Forward Backward
, Basic
convert 40000mm tom convert 0.03m to litre
In nooo.am meorcm.no
40M 0.03 1000
4 9 1000 30 Litres
ADVANCED
1 20000cm m Step1 Ignore power
Rule Divideby 100
and then develop rule
mm
10 iTm 1000
km
steps Apply the rule
20000 2m as many times as
power
100 100
2 0.0002 m mm
Rule multiplyby1000
mkh1000
mm km
0.0002 1000 1000
2 1000 1000 200mm
10000
3 20000 mm cm
Rule Divide
by10
m Tim 100 m 1000 km
20000 20cm
4 10 10
, Thiswillhelpus in 11s
RATIOS
Q Express 20cm ratio of 4m
as a mark
2k You cannot take ratio if units are not same
20cm 4m
100
400cm
20 400
1 20 Note Workings are a lot
211 21
easier we
if go
to smallerunits
Q In a class boys to ratio is 34
girls
If are demigils
there
how
many boys
mark
RATIO Bs
42 12 3 Boys 3parts
Girls 4parts
GIRLS 4 12
Xp
Total 7parts
Boys 3 1 part
Diff
9 boys
, class boys to ratio is 5
Q In a
girls If
Iheareoboys
students take
how
class many
total
Imark
RATIO Bs
52 20 12 BY Bht's
Boys 5 20 2 204 12 Total 12parts
X R 5 Diff 2 parts
TOTAL 12
48 total students
Q In class boys to ratio is 6 5
a
girls
If
how
flaantIIboystrangirls
are there
many girls Imark
3695
7 5 Boys Gpants
DIFF 1 7 x 35 Givls 5parts
5 girls 551
GIRLS a putt
longer greater
Difference 19 Bigger fight Shorter Lesser
UNIT CONVERSION
RATIO DAILYMATHS 20
STATISTICS 25
CURRENCY CONVERSION GRAPHICAL 10
V PIE CHARTS EE
a
MAPS SCALES
V6 PERCENTAGES
V7 INTEREST SIMPLE COMPOUND
Exponential growth and decay
UNIT CONVERSION
10 100 1000
Length mm cm m km
1000 1000
mass tons
g kg
1000 1000
Volume me or cm litres m
60 60
Time sec min hours
RULE Forward Backward
, Basic
convert 40000mm tom convert 0.03m to litre
In nooo.am meorcm.no
40M 0.03 1000
4 9 1000 30 Litres
ADVANCED
1 20000cm m Step1 Ignore power
Rule Divideby 100
and then develop rule
mm
10 iTm 1000
km
steps Apply the rule
20000 2m as many times as
power
100 100
2 0.0002 m mm
Rule multiplyby1000
mkh1000
mm km
0.0002 1000 1000
2 1000 1000 200mm
10000
3 20000 mm cm
Rule Divide
by10
m Tim 100 m 1000 km
20000 20cm
4 10 10
, Thiswillhelpus in 11s
RATIOS
Q Express 20cm ratio of 4m
as a mark
2k You cannot take ratio if units are not same
20cm 4m
100
400cm
20 400
1 20 Note Workings are a lot
211 21
easier we
if go
to smallerunits
Q In a class boys to ratio is 34
girls
If are demigils
there
how
many boys
mark
RATIO Bs
42 12 3 Boys 3parts
Girls 4parts
GIRLS 4 12
Xp
Total 7parts
Boys 3 1 part
Diff
9 boys
, class boys to ratio is 5
Q In a
girls If
Iheareoboys
students take
how
class many
total
Imark
RATIO Bs
52 20 12 BY Bht's
Boys 5 20 2 204 12 Total 12parts
X R 5 Diff 2 parts
TOTAL 12
48 total students
Q In class boys to ratio is 6 5
a
girls
If
how
flaantIIboystrangirls
are there
many girls Imark
3695
7 5 Boys Gpants
DIFF 1 7 x 35 Givls 5parts
5 girls 551
GIRLS a putt
longer greater
Difference 19 Bigger fight Shorter Lesser
