The temperature in Helsinki at 4 am was −6∘C-6^{\circ}\text{C}−6∘C. By 10 am, the temperature had risen by 9∘C9^{\circ}\text{C}9∘C.
Work out the temperature at 10 am.
Practise Eduqas GCSE Maths Negative Numbers with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Eduqas GCSE Maths (C300QS) specification and written in Component 1 and Component 2 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.