maths mental subtraction

Always remember to use these golden rules for subtraction:

 

>Use the inverse

>count on

>count back

>use your fingers

>partition the number

>estimate at the start

>use the number bonds

>start with the larger number

 

hope these tips help

How to do the column method – addition

The column method

1. Write out calculation in correct format ( one number above the over) If your number has decimals start with them

2. Start with the numbers on the right-hand side then do the left.

3. If both of the numbers you add go over 10 put a 1 beneth the next column you are going to count.

4. Helpful tip: Do a optional estimate to predict your answer by rounding the 2nd number to the nearest 1, 10, 100, 1000 etc.

5. TA DA YOU HAVE YOUR ANSWER !

Fractions are coming…

Try this game to get you thinking about fractions.

Multiplication and division game

This week we are carrying on our work with multiplication and division. You can practice by having a go at this game. Let us know how you get on in the comments.

 

Can you make sense of this?

The first pupil to solve this maths challenge can have 5 Dojo points…

6 + 4 = 210

9 + 2 = 711

8 + 5 = 313

5 + 2 = 37

7 + 6 =113

9 + 8 = 117

10 + 6 = 416

15 + 3 = 1218