Search Results For “adding and subtracting”

A selection of mini investigations, finding how many different totals can be made.

Adding three numbers: stop watches at the ready to see how quickly these can be completed correctly.

Some straightforward adding to hundreds. These give confidence with using larger numbers.

Quick revision of adding multiples of 10. A nice easy break from the hard stuff!

Adding multiples of 100, often crossing the thousands boundary.

Moving towards the standard method of written addition, adding the least significant figures first (ones).

The standard written method for addition. Check answers by adding the columns in reverse order.

Quick timed challenge adding three or more small numbers as quickly as possible.

Without doing any working out on paper answer these adding several numbers questions.

When adding decimals it is very important that the decimal points line up under each other.

Revision of adding several small numbers mentally, using strategies learned earlier.

Using the standard written method to add thousands. All questions should be answered in this way. Take particular care that the units are lined up when adding these totals together.