Summary
Contents
The author focuses especially on weaknesses in numeracy often observed in adults, and in teacher-trainees in particular.
Check-up 21: Mental Calculations, Multiplication Strategies
Check-up 21: Mental Calculations, Multiplication Strategies
The QCA report on the 1998 Key Stage 3 mathematics National Curriculum assessment expressed concern about the fact that most pupils attempted the calculations below by using a standard multiplication written method. Very few responses indicated that pupils had used appropriate mental or informal strategies. How could they have done this?
- 46×8
- Audio cassettes cost £1.49 each. What is the cost of 4 cassettes?
Discussion and Explanation of Check-up 21
When you are presented with a calculation, automatically turning to a standard procedure (like long multiplication) is an indication of a lack of confidence with number. Try to build up ...