Download or read book Page a Day Math Subtraction Book 12: Subtracting 11 from the Numbers 11-23 written by Janice Auerbach and published by . This book was released on 2018-03-29 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: Focuses on Subtracting 11 From Numbers 11-23. This book includes one new subtraction fact every day, (32 pages, 40 daily problems, 14 days of practice, 550 problems per book, 6,500+ per series), handwriting aids, cumulative practice, daily achievements stars, and a completion certificate.Perfect for students in grades 1-4, ages 7+, who have mastered Addition.Learning Objectives Subtraction proficiency, legible handwriting, number sense, and independent learning.For best results, use this book after Subtraction Books 1-11, the first 11 books in this original subtraction series. Learning math is fun with Page A Day Math books and the encouraging Math Squad, Mo, Zo, Bo, Flo and Jo.