Mental addition and subtraction strategies.

Use place values to add and subtract.

Add and subtract near multiples of 100, 1000 and 10,000

Click here to download today’s worksheet and teaching ideas.

Use place value to add and subtract numbers up to one million

Add a near multiple of 100 to a three-digit number by adjusting

Subtract a near multiple of 100 from a three-digit number by adjusting

Using the examples above, and the examples in the worksheet explanation, you can solve any near – multiple problem for 100s, 1000s, and 10,000s in your head.

You can add and subtract near multiples of 100, 1000 and 10,000. Now complete today’s adding and subtracting worksheet.