# Archives for "November, 2011"

## KS2 Maths SAT question 25 from 2010 Paper A

Sarah had a bag of cherries…..Question 25 is one of those questions where you have to read it all carefully before starting and then proceed from the end, working backwards. Suggested method: The key to answering this question is to start at the end and work backwards. Amy got 2 cherries. Liam gave half of […]

## Year 2 investigation: 3 dice totals

Dice are a great resource to help with addition and logical thinking. This investigation looks at how many different ways a total of 12 can be made with three dice. In fact this could be looked at in two different ways. If the dice were all different colours then there would be a great many […]

## Complete multiplication number sentences (3)

This is the third worksheet in the mini series looking at using different strategies to work out missing numbers in multiplication number sentences. Again, it is worth pointing out that people who say they, ‘can’t do maths’, probably don’t have a wide range of mental strategies to tackle questions. All the questions on this worksheet […]

## KS2 Maths SAT questions 23 and 24 from 2010 Paper A

To answer question 23 you need to find the missing number to make the calculation correct. 11 x ?? = 1111 The answer is 101. One mark for this question. Suggested method: To make this easy a good understanding of the relationship between multiplication and division is needed. Simply divide 1111 by 11, which is […]

## More help with ordering decimals

I have published worksheets on ordering decimals before, but this page, lent to me from urbrainy.com is a very neat way of making sure that decimals are put in order correctly. It suggests a very simple, step by step, approach which includes: 1. putting the numbers underneath each other, in a table, making sure that […]

## Year 6 maths worksheet: ordering decimals

Ordering decimals can be pretty tricky. At first glance we might say that 0.509 is bigger than 0.51 because there are more digits, but it doesn’t work like that! Have a look at my step by step method of ordering decimals. Step 1: Put the numbers in a table, making sure the decimal points line […]

## Year 4 mental arithmetic: multiplying by 4

Knowing the 4 times table is very important but using it is not always the most efficient way of finding an answer when using just mental methods. here we have a worksheet for year 4 children which looks at an alternative approach when multiplying by 4. This uses knowledge of the 2 times table to […]

## KS2 Maths SAT question 22 from 2010 Paper A

Question 22a and 22b look at interpreting pie charts. For 22a An acceptable answer is within the range of 13/100 to 1/5 inclusive. This range includes the fractions 1/6 and 1/7. Decimals can be accepted within the range 0.13 to 0.2 inclusive. Percentages can be accepted within the range 13% to 20% inclusive. One mark […]

## Year 4 maths worksheet: multiplying by 5

By the end of year 4 children should be developing a wide range of strategies for working answers out ‘in their heads’. To be successful they do need plenty of practice with these strategies. One such technique is to be able to efficiently multiply 2-digit numbers by 5. Sometimes the best way to do this […]

## Year 3 maths worksheet: 4x table

This is a useful page for children who are beginning to get to grips with learning the 4x table. The questions are in pairs, with the same answer. This can reinforce the idea that multiplication can be done in any order; so 3 x 4 is the same as 4 x 3. There is only […]

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