How many litres? 0 Overview Using this Resource Connecting to the Curriculum Marking Student Responses Working with Students Further Resources This task is about working out how many litres some containers hold. Question 1Change answer This carton holds 10 cups. Each cup holds 200 ml. This carton holds 10 cups. Each cup holds 200 ml. How many litres does the full carton hold? litres Question 1Change answer This jug holds 12 cups. Each cup holds 150 ml. This jug holds 12 cups. Each cup holds 150 ml. How many litres does the full jug hold? litres Task administration: This task can be completed with pencil and paper or online (with auto marking displayed to students). Level: 3 Curriculum info: Maths, Geometry and Measurement, Measurement Keywords: capacity, conversion of units Description of task: Students answer questions about the total capacity in litres given the number of cups that fill the containers. Learning Progression FrameworksThis resource can provide evidence of learning associated with Measurement sense, set 5Multiplicative thinking, sets 4-5 within the Mathematics Learning Progressions Frameworks.Read more about the Learning Progressions Frameworks. Answers/responses: Y6 (07/1997) Y7 (07/1997) a) 2 moderate moderate b) 1.8 [Accept 1 litre 800 ml but not 1800 ml.] difficult difficult Diagnostic and formative information: Common error Likely calculation Likely misconception a) b) 20 ml 12.5 ml 200 ÷ 10 150 ÷ 12 Confuses division and multiplication. a) b) 20 l 18 l Uses 100 ml per cup as conversion. Cough medicine Millilitres or litres? Working out capacity How many millilitres? Youth group How much to fill it? Matching capacities