Monday, 12 September 2011

Tues 13th Sep: Subtractions and Multiplication without a calculator

LEARNING OBJECTIVE: To explore and practice methods for speeding up subtraction and multiplication in my head

SUCCESS CRITERIA: You will get all(or most) of the questions correctly out of each set of 20

STARTER: Check answers to last set of questions we did yesterday

LESSON: Use Just In Time
Screens to practice subtracting and multiplying in your head.

Set 4: Subtracting 1 digit numbers – 4 secs – Check answers

Set 5: Subtracting two digit numbers-10 secs, Check Answers followed by discussion on techniques to speed up

Set six as set 2, Check answers – did you improve?

Set 7: Multiplication tables practice (up to 9 x) – 5 secs, Check Answers. Discussion on how to learn the difficult times tables – 6,7,8,9

Set 8: Multiplying a 1 digit number by a two digit number, check answers. Look at more questions like this and pause to get ways of doing them in your head from students

Maths Puzzle to leave them with – Don't Touch

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