Addition of Numbers Through Billions with Regrouping Maipakita ken panamagtipon kadagiti numero iti nadumaduma a wagas Addition of 3 to 4 Digit Numbers Without and With Regrouping Proded Math. 15B: Addition of Whole Numbers with regrouping Proded Math. 15C: Addition of Whole Numbers with regrouping Addition of Decimal Numbers Through Hundredths Without and With Regrouping Addition of Mixed Decimals Without or With Regrouping Addition and Subtraction of Decimals up to the Thousandths Place With Regrouping MISOSA Gr. 6 Addition and Subtraction of Mixed Decimals without and with Regrouping