Breaking apart three-digit addition problems - By Khan Academy
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DESCRIPTION:
Let's think about ways to break up addition problems. This is useful because it might make it easier for us to actually compute the addition.
OVERVIEW:
Breaking apart three-digit addition problems is a free educational video by Khan Academy.It helps students in grades 2 practice the following standards 2.NBT.B.7.
This page not only allows students and teachers view Breaking apart three-digit addition problems but also find engaging Sample Questions, Apps, Pins, Worksheets, Books related to the following topics.
1. 2.NBT.B.7 : Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds..
