Math Unit 1 - Numbers and Operations in Base TenObjective:
Use place value understanding to round whole numbers to the nearest 10 or 100.
Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
Multiply one-digit whole numbers by multiples of 10 in the range 10-90 (e.g., 9 × 80, 5 × 60) using strategies based on place value and properties of operations.Vocubulary Words:Compose - to put togetherDecompose - to take apartInverse Operations- opposite operations (ex: addition is the inverse of subtraction)Multiples - a multiple of a number is the product of that number and any whole numberSum - the answer to an addition problemDifference - the answer to a subtraction problemWebsites:I have listed several websites below that will be helpful to you during this unit. Most of the websites are videos that will help you understand what each objective teaches. Some of the websites have online games, others have worksheets that may help you practice with these skills. Feel free to use as much or as little as you'd like.