Transcript Slide 1

Fraction, Decimal,
Percentage,
Proportionality,
Numerator, Denominator,
Integer
Look for posters / adverts
that offer a percentage or
fraction discount. Take a
photo on your phone!
Learn the following common
equivalencies:
½ = 0.5 = 50%
¼ = 0.25 = 25%
1/5 = 0.2 = 20%
1/10 = 0.1 = 10%
¾ = 0.75 = 75%
1) Write down 5 equivalent fractions to 4/5
2) Sally says, ‘If the denominator of a fraction is twice
the numerator, the fraction is equivalent to one half.’ Is
Sally correct? Explain how you know.
3) Jane gets 16 out of 20 on a test. What percentage
did she get? (Hint: think about what percent means!)
4) Work out a) ¾ of 12 b) 2/5 of £30 c) 2/3 of one
hour (give your answer in minutes)
5) Work out a) 10% of £70 b) 25% of 24cm c) 15%
of £4.20
6) There are 250 students in Forster’s Primary School.
24% of them take sandwiches for their lunch. How many
students take sandwiches for their lunch?
1/3 = 0.33… = 33.3…%
Use the given equivalencies
in the ‘Memory’ section to
find the following
equivalencies. Explain how
you found each one:
A) 2/5
B) 2/3
C) 3/10
D) 1¾
E) 1/20