A top-selling teacher resource line, The 100+ Series(TM) features over 100 reproducible activities in each book! Revisit a variety of basic math concepts each day. Mixed Skills in Math allows students to maintain skills already learned with these brief, engaging exercises. Your seventh and eighth graders will review many essential math concepts including decimals, fractions, unlike fractions, volume, whole numbers, perimeter, ratio, probability, integers, and more. Each page contains practice of three math skills plus a bonus exercise that builds critical thinking. The skill level advances incrementally throughout the book, ensuring that your students are always being challenged. An answer key is also included.