Humble Math – Humble Math – 100 Days of Multi-Digit Multiplication: Ages 10-13

Multiplying Large Numbers with Answer Key – Reproducible Pages – Multiply Big Long Problems – 2 and 3 digit Workbook

Learn to multiply large numbers with these multi-digit multiplication problems. A perfect way to develop advanced multiplication skills.

An answer key is included in the back of the book. There are also example problemson some of the pages that shows how the partial products method can be used to solve these problems.