This Year 5 Multiply by 10, 100 and 1,000 - Decimals resource is based on the prior learning of Multiplying by 10, 100 and 1,000. Children can refresh and recap the skills needed to multiply by 10, 100 and 1,000 before they move on to doing this with decimals. There are six questions to answer, and children will encounter both varied fluency and reasoning and problem-solving-style questions. An answer sheet has also been provided so that children can self-mark or peer mark, or to simply save time.