4.NBT.B.5
Multiply multi-digit numbers, and show why the method works.
Worksheets for this standard 4 topics
The standard, officially
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. *Grade 4 expectations in this domain are limited to whole numbers less than or equal to 1,000,000.