Revision Rockets

Answers

Q1) Convert to a fraction

0. 5 .
5 9

Q2) Simplify

125
5 5

Q3) When x = 680 (2 s.f.) and
y = 90 (2 s.f.), find the lower bound of x + y

764.5

Q4) Calculate

5 7 10 - 4 1 8
63 40 = 1 23 40

Q5) Calculate

-24 ÷ 4
-6

Q6) Convert to a decimal

35
0.6