Write a number in each box to make the calculation correct.
6+0000=146 + \boxed{\phantom{0000}} = 146+0000=14
19−0000=719 - \boxed{\phantom{0000}} = 719−0000=7
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.