This is a 18 question printable which can be used as either a formative assessment at the end of teaching this topic, or as a worksheet to correspond with your teaching of arrays and grouping.
Common Core Correlation:
3.OA.1 Interpret products of whole numbers, e.g., interpret 5 × 7 as the total number of objects in 5 groups of 7 objects each.
******NOTICE***** The images on the thumbnails are coming out kinda funky. They will not be all squished together like that when downloaded :)