4.NBT.6:
Number And Operations In Base Ten
Use Place Value Understanding And Properties Of Operations To Perform Multi-Digit Arithmetic.
Find whole-number quotients and remainders with up to four-digit dividends and one-digit divisors, using strategies based on place value, the properties of operations, and/or the relationship between multiplication and division. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.
6.NS.2:
The Number System
Compute Fluently With Multi-Digit Numbers And Find Common Factors And Multiples.
Fluently divide multi-digit numbers using the standard algorithm.