Watertank Math is a math concept to help students, teachers, and adults learners add and subtract in That is, not until I invented Watertank Math!
Integers, both positive and negative, seem to cause many students of all ages, elementary, secondary, and even adult learners issues with the understanding of how to add and subtract them correctly. Concrete examples teachers can use to explain these operations are a struggle throughout all levels of education. Watertank Math is going to be the standard way to teach integer operations from element
06/04/2026
Students having trouble with integer addition and subtraction especially adding a negative or subtracting a negative? Check out Watertank Math for visuals resources!
FREE online activities on the website!
Looking for an additional resource for integer operations of adding and subtracting positive and negative integers? Check out my website in the bio and download what you need! FREE activities on the website as well to support the workbook!
Looking for integer operations resources? Check out Watertank Math for resources and FREE online activities your students can do in the classroom!
Link to website in the bio and DM if you have any Qs!
Having a robust understanding of adding and subtracting integers also means being about to write your understanding into words. This page on the Watertank Math website helps do that AND can help those ELL/ESOL students have it translated to understand.
Seeing is believing and with the Work Tank page on Watertank Math you can see the operations come to life! Let your students move the sliders to change the integers and operations to get a visual on integer addition and subtraction!
Check out the FREE resources on the website! The Show Me section allows students, teachers and parents to input integers and see Watertank Math give a visual on how to you can see these operations in a real life example. Comment below on how Watertank Math helps you!
Check out the FREE resources on the website! The Practice section allows students, teachers and parents to Practice their skills using Watertank Math. Correct, do another, wrong and see Watertank Math in action to correct it! Comment below on how Watertank Math helps you!
Subtracting two positive integers with Watertank Math helps build a foundation and gives confidence using the Watertank Math diagram. This will help when the dreaded subtracting a negative integer ( - - ) operation comes across their desk.
05/07/2026
Adding Integers with Watertank Math!
Now try it out on the website! Link in the bio!
05/04/2026
Want to see some videos on Watertank Math to see some examples worked through? Check out the Watertank Math YouTube Channel!