These are best done by counting on from the lower number. The answers are always single digits.
Mentally subtracting multiples of ten from 3-digit numbers. An easy way to do these is to count back in tens.
Remember it is often easier to subtract the nearest multiple of ten and adjust: e.g. take 39 by taking 40 and adding 1.
Wow! Subtracting large numbers, but luckily they are all multiples of 100, which makes it much easier.
These are much easier than they look: I just scored 18 correct answers in 40 seconds!
Jump over the snakes to avoid losing one of your three lives. Win points by hitting burgers and answering questions correctly! All the questions are subtracting whole tens.
A good way to do these is to count back in ones from the multiple of 1000.
Subtracting a single digit from a 3-digit number: lots of different strategies can be used for these.
These are hard to do on paper, but really easy if you just count on from the smaller number.
Using the term 'How much less than?' with 2-digit numbers. Quite tricky!
A timed activity, subtracting a single digit from a 3-digit number.