Click on the button. Use the tool to slide the coloured templates over the number frames. Each stencil will 'match' to a number frame that makes the equations true. Once you have worked out which stencil belongs to which frame you are to choose one of the stencils to prove that the equations are true. Use the tool or the tool and using the space on the task board 'prove' that your answers to each equation is correct. When you are finished you can press the button to post your work to your journal. Add your post to your maths journal.