Arithmetic Guide B Factors and Fractions

On the backThree crackers, four friends.
What does each friend get?

Chapters 8 to 21, for the parent or teacher: divisibility and its tests, prime numbers, divisors, the greatest common divisor and the least common multiple, measuring; then what a fraction is, how it changes and is simplified, and adding, subtracting and multiplying fractions. As in Guide A, the whole argument for you and the sitting for the child at every grade. The Guide is one book in three volumes.

Who holds it

You, the parent teaching your child at home, or a tutor with one to three children

Grades

Grades 2 to 6

Chapters

Chapters 8–21

Use with

The child’s books of grade 2, grade 3, grade 4, grade 5 and grade 6

Teaching a class?

The Teacher’s Edition of the grade, which is being written and is not yet in print. Until it is, teach from the Guide volumes of the grade: the Guide’s In a class notes say what changes when a sitting is taught to a class. Teaching a class. The Guide follows the family edition’s order, so some topics come later than Arizona places them. A school choosing for Arizona’s grades should judge edition 2.0: For schools.

Answers

In the margin, beside the problems

You will need

Graph paper, scissors, craft sticks; each chapter lists more. The whole list: Materials.

New to the course?

Under about age ten: Grade 1. Older: Grade 5.

Corrections

• Which books you need
• Materials
• Card sheet (PDF)
• About the Guide
• The family edition’s eleven books