Subtracting Integers: Math, Physical Education, Dancing, Negative Numbers

Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson plan. Using the coding formula listed, children learn to fluently estimate and calculate simple...

How much sugar is in one bottle? Pupils use double number line diagrams to determine the amount of sugar in a 1L bottle of cola. The teacher leads a discussion on ways that double number lines can be of assistance in solving a problem...

Make your own number line ... using a compass. The first installment of a 21-part series has scholars investigate positive and negative integers on a number line by using a compass to construct points that are the same distance from zero...

Count up or down to find sums. The third lesson in a 25-part series uses number lines to build the understanding of the sums of integers. Pupils make the connection between the distance and direction of a sum from the first addend, then...

The second lesson in a series of 25 shows the class how to use arrows and a number line to add integers. Learners use their knowledge of the commutative property and absolute value in the explanation. Classmates play the integer game...

Find the cards that get to zero. The lesson introduces the class to the idea of adding integers. Pupils use a number line to count up and count down when adding. They play a game to collect cards that will sum to zero. 

Rational expressions that are in the form of fractions. Yuk! The teacher demonstrates how to subtract one rational expression from the other when the expressions have a common denominator. Combine like terms and write it in simplest form.

Rational expressions that are in the form of fractions. Yuk! The teacher demonstrates how to subtract one rational expression from the other when the expressions have a common denominator. Combine like terms and write it in simplest form.

RJ and Zoey are at camp and need to get back to the mess hall for lunch, but they don't know how far they have to walk. Help them figure out the distance while teaching young mathematicians how to add and subtract fractions with this...

Math anxiety is a real phenomenon. Help ease that anxiety with your math students by showing them this supportive video.