This collection of sixteen clever puzzle pictures offers lots of practice in addition, subtraction, multiplication and division. For the earlier puzzles, all the numbers are whole numbers. After that they include fractions, decimals, percentages and ratios. It offers a visual and imaginative approach to getting more practice and is called Arithmetic Arithmetic... because there are two different sets of sums for each of the pictures. Choose the easier set, the harder set or if you wish, both!