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Friday 8th January 2021       Maths

LO: to add decimals crossing the whole

 

 

Challenge 1: adding decimals crossing the whole, using written methods for addition

Watch the two videos below. These show how to add decimals across the whole with a place value chart, and without. Then open the document below and have a go at using your written method for addition to add decimals.

Adding decimals using a place value chart: https://youtu.be/r5n26aPwXIU

Adding decimals without a place value chart: https://youtu.be/FSE3ns4UO4

Challenge 2: adding decimals across the whole, using different methods

Watch the video at the following link: https://vimeo.com/403248861(Don't worry about the Flashback 4 at the beginning - we haven't learnt about some of these yet!)

Complete the worksheet attached below as you watch the video - the video models how to do each question.

Challenge 3: adding decimals crossing 1, including problem solving and reasoning questions

Watch the two videos below before completing today's challenge (you can find today's challenge beneath the videos). In the videos, I will give you some useful tips for completing today's challenge. I've also included some 'Hints' in blue on some of the trickier questions to support you throughout this challenge smiley

 

Questions 10a and 10b: These are tricky questions. I've made a video to model how to do these at https://youtu.be/ePbKeDqn6SA

 

Support for Challenge 3 - Part One

Still image for this video

Support for Challenge 3 - Part 2

Still image for this video
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