Print, project, annotate and reveal answers all from your whiteboard. Our worksheets are more than a simple piece of paper.
Get more out of this worksheet by using it together with its whiteboard resource - The racing cars are ready to start but one of them is missing a number. Use mental addition and subtraction to choose the right number. There are several levels of varying difficulty.
Preview the Stock Car Sums iPad and Android tablet pupil activity that's available to accompany this IWB resource.