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Exercise 1
a) 1/2 + 1/3
b) 1/4 + 1/5
c) 1/6 + 2/3
d) 4/5 - 1/3
e) 5/7 - 2/5
f) 1/2 - 1/3
Explain your method.
Watch this video if you need more help: Addition and Subtraction of Fractions
Exercise 2
Use the information below to calculate the angles and then draw a pie chart.
Blue Eyes - 5 people
Brown Eyes - 12 people
Green Eyes - 12 people
Grey Eyes - 5 people
Other Eyes - 8 people
Watch this video if you need more help: Pie Charts
Exercise 3
Complete and explain the questions below
a) Increase £350 by 34%
b) Increase £50 by 93%
c) Increase £60 by 78%
d) Decrease £55 by 56%
e) Decrease £70 by 12%
f) Decrease £459 by 5%
Watch this video if you need more help: Percentage – change into a percentage (calculator)
Exercise 4
Complete and explain the questions below
a) £300 shared into 3:7
b) £450 shared into 1:9
c) £50 shared into 2:3
d) £900 shared into 3:15
e) £300 shared into 3:7:10
f) £300 shared into 1:2:3
Watch this video if you need more help: Ratio, Ratio (sharing)
Lesson
Title: Factors, Multiples and Primes
Learning Targets
Beginning
To be able to find multiples of numbers.
Developing
To be able to find multiples of numbers.
Developing
To be able to demonstrate finding the lowest common multiple (LCM).
Mastering
To be able to use prime factors to find LCM.
Resources
Beginning
B1
Write out the numbers from (at least) 1 to 100 in a grid as below.
Cross out the numbers in the:
a) 2 times table except 2,
b) 3 times table except 3,
c) 4 times table except 4,
d) 5 times table except 5,
e) 6 times table except 6....and so on.
What do you notice?
B1
Write out the numbers from (at least) 1 to 100 in a grid as below.
Cross out the numbers in the:
a) 2 times table except 2,
b) 3 times table except 3,
c) 4 times table except 4,
d) 5 times table except 5,
e) 6 times table except 6....and so on.
What do you notice?
Developing
Which is the first number that is in the:
a) 2 and 3 times table?
b) 3 and 4 times table?
c) 5 and 7 times table?
d) 8 and 12 times table?
e) 3 and 9 times table?
f) 11 and 15 times table?
g) 120 and 170 times table?
h) 110 and 310 times table?
D2
D3Introduce LCM
Mastering
