Practise converting length and mass with this Year 5 Kilograms and Kilometres worksheet. This resource contains 6 different questions, including fluency, reasoning and problem-solving questions, along with a handy answer sheet to self or peer assess. Children will convert between grams and kilograms and metres and kilometres before tackling a tricky problem involving the weight of different animals! This resource has been designed for main-class teaching, however it could also be used for small group or intervention work.