maths quiz mr. j gallagher. round 1 in anne’s class 8 students wear glasses and 12 do not wear...
TRANSCRIPT
Maths
Quiz
Mr. J Gallagher
Round 1
In Anne’s class 8 students wear glasses and 12 do not wear glasses.
How many students are in Anne’s class?
What percentage of people wear glasses?
Change 70% into a decimal
AND a fraction
Change 0.25 into a fraction AND a percentage
Change 4/20 into a decimal AND a percentage
Write the following numbers correct to one decimal place:
2.83
25.87
Write the following numbers correct to two decimal places:
2.835
25.872
Kathleen as 2,500euro in her bank account. If she gives ¼ of her money to
her son Michael, how much money does she have left?
A lotto machine contains balls of three different colours. 1/3 are black, 2/9 are
white and the rest are blue.
How many are blue?
Swap you sheets with another team
In Anne’s class 8 students wear glasses and 12 do not wear glasses.
How many students are in Anne’s class?
20
What percentage of people wear glasses?
40%
Change 70% into a decimal
AND a fraction
0.7
7/10
Change 0.25 into a fraction AND a percentage
1/4
25%
Change 4/20 into a decimal AND a percentage
0.2
20%
Write the following numbers correct to one decimal place:
2.83
2.8
25.87
25.9
Write the following numbers correct to two decimal places:
2.835
2.84
25.872
25.87
Kathleen as 2,500euro in her bank account. If she gives ¼ of her money to her son Michael, how much money does
she have left?
625 euro (1 mark)
1875 euro
A lotto machine contains balls of three different colours. 1/3 are black, 2/9 are
white and the rest are blue.
How many are blue?
5/9 (1 mark)
4/9
Round 2
Write the following fractions in their simplist form:
15/80
16/64
Arrange the following fractions in order of smallest to largest:
4/9, 1/3, 2/5, 3/10
Arrange the following fractions in order of smallest to largest:
3/8, 1/4, 1/8, 1/5
Write the following numbers correct to two significant figures:
283
476
Write the following numbers correct to one significant figure:
244
769
Donna bought a bike for 85euro. She sold it later and made a 20% loss.
How much did she sell her bike for?
John invests 900euro in shares. The value of the shares decrease by
140euro after one year.
How much are the shares worth now?
Calculate the percentage decrease in the value of the shares?
There were 80 hours of sunshine in May. In June, the number of hours of
sunshine increased to 120. Find the percentage increase in the hours of
sunshine.
Swap your sheets with another team
Write the following fractions in their simplist form:
15/80
3/16
16/64
1/3
Arrange the following fractions in order of smallest to largest:
3/10, 1/3, 2/5, 5/9
Arrange the following fractions in order of smallest to largest:
1/8, 1/5, 1/4, 3/8
Write the following numbers correct to two significant figures:
283
280
476
480
Write the following numbers correct to one significant figure:
244
200
769
800
Donna bought a bike for 85euro. She sold it later and made a 20% loss.
How much did she sell her bike for?
17euro (1 mark)
68euro
John invests 900euro in shares. The value of the shares decrease by 140euro after one year.
How much are the shares worth now?
760euro
Calculate the percentage decrease in the value of the shares?
140/900 = 16%
There were 80 hours of sunshine in May. In June, the number of hours of
sunshine increased to 120. Find the percentage increase in the hours of
sunshine.
40/200 = 1/5
20%
Round 3
Write the following numbers correct to two decimal places:
28.5379
476.6815
Write the following numbers correct to two significant figures:
28547
43792
Write the following numbers correct to three decimal places:
7.9044
1.23456
Change 35% into a decimal
AND a fraction
Change 0.75 into a percentage
AND a fraction
Change 9/20 into a decimal
AND a percentage
Swap your sheet with another team
Write the following numbers correct to two decimal places:
28.5379
28.54
476.6815
476.68
Write the following numbers correct to two significant figures:
28547
29000
43792
44000
Write the following numbers correct to three decimal places:
7.9044
7.904
1.23456
1.235
Change 35% into a decimal
AND a fraction
0.35
7/20
Change 0.75 into a percentage
AND a fraction
75%
3/4
Change 9/20 into a decimal
AND a percentage
0.45
45%
Every member of your team must stand up and do the Usain Bolt celebration
(2 marks)