A Math Book, Chapter 6

This is a math book.

It is Chapter 6.

Chapter 6 is about expressions and equations.

An expression is math words with numbers.

An equation is a math sentence.

It has an equal sign.

This book has many lessons.

Each lesson is called a section.

Section One

This part teaches about numbers.

It teaches about letters that stand for numbers.

Section Two

This part teaches new words.

It teaches "sum." A sum is an answer when you add.

It teaches "product." A product is an answer when you multiply.

It teaches "quotient." A quotient is an answer when you divide.

It teaches how to make expressions simple.

Section Three

This part teaches about equations.

It teaches how to solve them.

It teaches about inequalities too.

An inequality shows numbers that are not equal.

It uses signs like "more than" and "less than."

Kids will learn to write these.

Kids will learn to solve real problems with them.

The book has activities.

It has homework too.

Kids check their own work at the end of each part.