Write a number in each box to make the calculation correct.
12−0000=712 - \boxed{\phantom{0000}} = 712−0000=7
3+0000=113 + \boxed{\phantom{0000}} = 113+0000=11
283 exam-style questions on AQA GCSE Maths Solving Equations. Each one has a worked solution and a mark scheme showing where the marks go.