Lessons for 6.EE.B.6
One-step equationsUndo an addition by subtracting, and the other way around.Lesson
What a letter stands forA letter can hold one unknown number, or stand for any number at all. Which one it is depends on the sentence around it.Lesson
Printable Worksheets
One-step equations worksheet (PDF)Printable worksheet with answer keyPreview
What a letter stands for worksheet (PDF)Printable worksheet with answer keyPreview