Help your little child to practice double digit addition and subtraction in a fun way. Imagine how your children will be proud of themselves when figuring out the answer to addition and subtraction equations and then coloring the pages to reveal images of different animals. 30 full different animals-themed coloring by math pages that progressively get more challenging, starting with addition and subtraction (to 100) of double digits with single digit, then practicing double digit with double digits addition and subtraction (to 100) with and without regrouping. The first 8 pages are addition or subtraction of double digit with a single digit. - The next 6 pages are addition or subtraction of double digit with double digit (no regrouping). - The following 6 pages are for practicing addition or subtraction of double digit with double digit (with regrouping). - The last 10 pages are to practice all the addition and subtraction without and with regrouping all in the same page. This coloring book features: 30 full pages of beautifully hand-drawn animals illustrations; - Large pages, soft cover, and paperback binding. - Single-side printed for easy tear-out and display and to prevent bleeding of the colors. Extra addition and subtraction practice is always needed, and the fun coloring pages are an excellent way to encourage kids to work.