SEA maths trial

Front

1/10 = ................(Decimal)

Back

1/ by 10 =0.1

Front

50/100 as a decimal =

Back

0.5

Front

0.2 as a fraction =

Back

0.2=2/10=1/5 on cancelling.

Front

6/7 x 8 =

Back

6/7 x8= 48/7 = 6.86 (2 dec places).

Front

A student ate 3/5 of his lunch. 6 more students did the same. What fraction of the 7 students lunches was eaten in total?

Back

Total lunches eaten = 3/5 + 6 x 3/5

= 7x 3/5

=21/5

= 4 1/5 lunches .

Front

3/9 x 4/5 =

Back

3/9 can cancel to 1/3.

So problem becomes

1/3 x 4/5

= 4/15.