So yesterday we added time, yep you've guessed it, today we are subtracting hours and minutes. Again you will be using you're column subtraction skills learnt earlier in the year. Watch the video links first and then work through the slides. When its time to choose your chilli challenge, have a look at them all before deciding. Remember to look carefully -to hard or too easy will mean your brain isn't growing .
https://www.youtube.com/watch?v=0nPuCgkc77E start watching from 2:50 minutes
https://www.youtube.com/watch?v=3HE44mWqrnw start watching from 2:50 minutes