FL.MAFS.4.NBT. NUMBER AND OPERATIONS IN BASE TEN
MAFS.4.NBT.2. Use place value understanding and properties of operations to perform multi-digit arithmetic. (Major Cluster)
MAFS.4.NBT.2.5. Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers, using strategies based on place value and the properties of operations. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.