Knit Check Gauge. This can usually be found at the start of the pattern. near the yarn and needle requirements. Here is an example from our ribbed hat pattern:
Hello Yarn — WPI Gauge/Knitting Gauge Measuring Tool from shop.helloyarn.com
A test swatch is knit in the required stitch. A gauge is the measurement of the number of stitches per inch. The simplest way to check gauge is to cast on the number of stitches listed in the gauge pattern.