MUST-KNOW MATH SKILLS: The Ultimate Grade 1 Math Workbook features must-know math skills for 1st graders, ages 6-7. Help your child learn and practice essential math topics, such as multi-digit addition, subtraction, place value, money, data, measurement, geometry, bar graphs, comparing lengths, and telling time DELIGHTFUL & FUN: Colorful pages bring math to life with carefully-crafted problems, delightful images, and...