Addition of 6 or More Digit Numbers without Regrouping DLP Gr. 3 Module 14 : Estimating sums of 3 to 6 digit addends Gives the Place Value and Value of a Digit in Numbers up to 100 000 Addition of Numbers Through Billions with Regrouping Estimating Differences DLP Gr. 6 Module 5: Identifying the value/place of each digit in a given decimal Estimating Products Place Value of Decimal Numbers Rounding Decimals to the Nearest Tenths, Hundreths, and Thousandths