MTE 280 Summer 2021

add/subtract all the different place values together, and then add/subtract the new numbers you have. For a example =49654000+900+60+5

uses a number that is easy to work from, typically 10 For a example is 14-6 then 10 is lees 4 therefore count down

Trading off addition54+27= 811. Rearrange the equation sothat the numbers line up aboveand below.2. Do the additions one columnat a time.

So when you count up to ten then you have to scratch the number then add again.

1. make a rectangle under the equationcut the rectangle in parts depending on how many place values there are and diagonally cut each of those in half.Add vertically with placing the tens place # in the top and the ones place in the bottom.

Numbers in an addition number sentence that are same number. So if it 7+7 link https://youtu.be/srHu0XuKNy0andon the left hand side rather than the right hand side like normal then be able to solve the problem