Libro Studio LLC Humble Math - 100 Days of Timed Tests: Addition and Subtraction: Ages 5-8, Math Drills, Digits 0-20, Reproducible Practice Problems

I bought this with my other daughter when she was in First grade & I timed her as she answers every page. The more she does it, the better she was with Math. She was quick with add & sub not using her fingers just mentally solving it. Practice really makes it perfect. I’m so happy with this purchase.

It’s good for keeping your mind occupied and sharp

Allah Time my favourite used it with my girl now this time I bought for my son .it's really awesome Very helpful to to teach kids addition and subtraction lots of sum for practice kids gonna rock in math by using this book . highly recommended you guys need to buy for your kids.

Effective for practicing, progression of levels is well structured

Item matches description. Excellent math drills for your first grader!