Miss C Jones Upper Rhymney Primary School KS2 Maths
Measuring in mm and cm C.Jones
Lesson Objectives To measure accurately in mm To measure to the nearest in cm To be able to convert from mm and cm To be able to convert from cm to mm
Can you measure these lines to the nearest cm? _______________________ ____________________________ ________ ____________________
Can you measure these lines in mm? ________________________ _______________ __ ____________________
Use your rulers to convert from mm to cm & cm to mm 10 mm = cm 40 mm = cm 30 mm = cm 80 mm = cm 30 cm = mm 100mm= cm 160mm= cm
Problem Solving Activity Mr Smith is making a book shelf. He has a ruler that measures in cms only. The wood he is buying is sold in lengths measured in mms. Can you convert these measurements for him? EXT TASK: Calculate the perimeter of each piece of wood in cm and mm Width= 600mm Answer in cm = Height= 750mm Answer in cm =
Have you met the objectives? Can you use your ruler to measure to the nearest cm? Can you measure in mm?