Subtraction – What is it?
Subtraction means to take one quantity away from another.
Words that we can use instead of subtraction are:
subtract
take away
minus
less
the difference between
deduct
If you had 20 counters how many different subtraction sums could you record?
To record your subtraction sums you need to use the subtraction symbol -
For example 20 - 10 = 10
Twenty take away 10 equals 10
