(junior petite and teen sizes) dress manufacturers and commercial pattern companies have agreed on a list of body measurements for junior petite figures, ranging in sizes 3,5,7,9 and 11, and for the teens in sizes 10, 12, 14 and 16. they have also set a basis for grading these patterns from one size to another, as shown below in detail. the junior petite samples are usually made up in size 7; the teens, in size 12. according to the chart of measurements listed below, the increases per size, around bust, waist and hip, are as follows: for junior petite, the grade per size is3/4”. for teens, the grade per size is 1-1/2”.how to grade the pattern grade the back, front and sleeve according to the measurements listed below, and use the method of shifting the pattern pieces as shown in diagrams 1, 3 and 5; diagrams 2, 4 and 6 show where the increases are made, when grading the pattern pieces from one size to another. for step-by-step directions and diagrams for grading the back, see (pattern grading misses size 16 to 18)