1. The four rules of number
Thursday, December 06, 2018
The four rules of number
Multiplication
Example
Work out each of the following
3 x 273
7 x 86
242 x 6
932 x 4
145 x 5
773 x 6
1073 x 9

2. Example
Work out 18 x 26 20 6 10
200 60 8
160 48
360
108
360
108
468

3. Example
Work out 43 x 75 70 5 40
280
200 3
210 15
490
215
490
215
705

4. Example
Work out 61 x 134
100 30 4 60
6000
1800
240 1
100 30 4
6100
6100
1830
244
1830
244
8174

5. Example
Calculate each of the following:
26 x 84
37 x 45
21 x 63
57 x 29
37 x 179
68 x 215

6. Example
In the school hall there are 36 rows of seats. If each row holds 27 seats what is the maximum number of children who can be seated in the hall?

7. Example
In a year there are 365 days. In a day there are 24 hours. In an hour there are 60.
How many hours are there in one year?
How many minutes are there in one day?