The double-slash notation comes to the rescue in algebra once again. In this post we learn how this clever notation device helps students combine positive and negative numbers, the trickiest pre-algebra concept of all. Read to find out how you can use this notation to make this concept easier for your students or children.

# Archive | Integers

# Fun Math Problem #2

Math problem that deals with the hands of a clock.

# Subtracting Integers

Singing Turtle Press does teach the concept of Subtracting Integers. Read this post to find out how we teach this befuddling concept.

# “Simple” equations? Not always so simple.

Here’s a tip that helps teachers help students solve simple equations, but equations that have a tricky twist that can really trip kids up.

# Make Combining Integers a Lively Story

Here’s a fun and easy way to teach one of the toughest concepts in all of PreAlgebra: the rule for combining integers with different signs. We turn it into a fun “tug-of-war” game. This entry gives you everything you need to teach it today!

# Making Sense of Negative Signs

Solving equations can be extremely difficult for many students. This blog explores a certain kind of equation that gives students the “heeby-jeebies,” and it tells you how to help them find a way out of their confusion.