Write a number in each box to make the calculation correct.
0000−12=7\boxed{\phantom{0000}} - 12 = 70000−12=7
25=11+000025 = 11 + \boxed{\phantom{0000}}25=11+0000
242 exam-style questions on OCR GCSE Maths Solving One Step Equations. Each one has a worked solution and a mark scheme showing where the marks go.