Phone A and Phone B are identical and both start with a full battery.
After several hours:
Phone A has 42% of its battery remaining.
Phone B has used 35\displaystyle \frac{3}{5}53 of its battery and the rest is remaining.
Work out which phone has more battery remaining.
You must show your working.
Practise Edexcel GCSE Maths Fractions, Decimals and Percentages with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.