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Two-way tables

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by

Mr Mattock

on 2 July 2016

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Transcript of Two-way tables

Two-way tables
Starter
Two-way tables
Main Activity
Complete the two way tables. See if you can then work out which teacher is which on the other side.
L.O. - To design and complete a two way table.
Extension Question
Draw a two-way table of your own and use it to find
the answer to this question.
Extension Question
Draw a two-way table of your own and use it to find
the answer to this question.
True/Maybe/False
Every student studies English
Every student studies Maths
More students study Food than Biology
A greater proportion of boys study Biology than Food
The ratio of Boys to Girls studying Art is 2:1
More than 80% of the students studying Applied Maths are boys.
True/Maybe/False
Every student studies English - False
Every student studies Maths - Maybe
More students study Food than Biology - True
A greater proportion of boys study Biology than Food - True
The ratio of Boys to Girls studying Art is 2:1 - False
More than 80% of the students studying Applied Maths are boys. - True
Start on the left, work your way across doing the calculations in your head, and write down the answer.

START ANSWER

67 >> -19 , ÷8 , x6 , ÷4 , square , -9 , ÷8 , x3 , x2 ………….

10 >> square , -20 , ÷2 , ÷2 , +1 , ÷7 , x6 , +18 , ÷9 ………….

41 >> x2 , -7 , ÷25 , square , +6 , x3 , x2 , +6 , ÷12 ………….

43 >> +27 , ÷5 , +7 , ÷3 , x7 , +15 , ÷8 , x12 , ÷4 ………….

1/5 >> x20 , x2 , x6 , ÷2 , ÷2 , ÷2 , +18 , ÷12 , x90 ………….
Starter
Start on the left, work your way across doing the calculations in your head, and write down the answer.

START ANSWER

67 >> -19 , ÷8 , x6 , ÷4 , square , -9 , ÷8 , x3 , x2 …
54
….

10 >> square , -20 , ÷2 , ÷2 , +1 , ÷7 , x6 , +18 , ÷9 …
4
….

41 >> x2 , -7 , ÷25 , square , +6 , x3 , x2 , +6 , ÷12 …
8
….

43 >> +27 , ÷5 , +7 , ÷3 , x7 , +15 , ÷8 , x12 , ÷4 …
24
….

1/5 >> x20 , x2 , x6 , ÷2 , ÷2 , ÷2 , +18 , ÷12 , x90 …
180
….
Two-way tables
Boys
Girls
Total
Tennis Not Tennis Total
Two-way tables
Boys
Girls
Total
Tennis Not Tennis Total
56
20
17
32
Two-way tables
Boys
Girls
Total
Tennis Not Tennis Total
56
20
17
32
36
24
7
13
19
P(boy who watched tennis)

= =
7
56
1
8
Activities
Activity
Answers

Key
Examples

With
Table

With
question
information

Worked
Example
Full transcript