Using number lines is a key to visual understanding where each and every place value falls in line when a transition is made between places. If you have the ability to setup your own number line makes sure that everything is well spaces and clear readable. This is where I see most students fall off the path. If you can make break each line into ten equal part values. In this way we have easily just displayed tenths. This also makes it much easier to estimate values between each interval which will come in handy when you advance your skill level.
This collection of worksheets starts out with simple fun math riddles to engage students at any level. The series demonstrate how to approach this skill. We also include complimentary fractional values on a few of the sheets which helps students really get a good sense for the number systems. Another great series of worksheets found here has students mark the tick values over the course of a number line with a given range. This is a great skill to be proficient in. We move on to explaining the significance of a movement within the tenths place. We advance to working on how mixed numbers fit within the threshold hold of an advance numbers sequence on the numbers line. We ask students to place the decimals in the correct order by graphing them on a number line. Students will also practice converting between decimals and mixed numbers. These worksheets explain how to find tenths, hundredths, and thousandths on a number line.