Number and Operations in Base Ten 3.NBT Use place value understanding and properties of operations to perform multi-digit arithmetic.4 1. Use place value understanding to round whole numbers to the nearest 10 or 100. 2. Fluently add and subtract within 1000 using strategies and algorithms based...
1.List 2.The 3.Possibilities Being thorough and complete without wasting time being redundant is also an important skill in mathematics. Besides promoting organization, learning how to list possibilities efficiently helps us to organize our thinking for other types of math problems, especially those t...