This book is written for Junior students who have challenges with Mathematics. The concept of 'practicing' builds students' confidence in approaching various Mathematics subjects. The result is 'success'. This book was written by Paula Burrows and inspired by her time in the classroom teaching Mathematics at the junior level. Practicing Number Theory for Success is the first book in the Practicing Series. Other books in this series include: Practicing Geometry for Success Practicing Measurement for Success Practicing Mensuration for Success Practicing Algebra for Success Practicing Sets for Success Practicing Symmetry and Graphs for Success Practicing Fractions for Success Practicing Decimals for Success Practicing Percentages for Success Practicing Ratio and Proportions for Success Practicing Probability and Statistics for Success