Fluently multiply multi-digit whole numbers using the standard algorithm.
Standard:
Math.5.NBT.6 or 5.NBT.B.6
Description:
Find whole-number quotients of whole numbers with up to four-digit dividends and two-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.