Adding and Subtracting Nine

Skipping Your Way Through Addition and Subtraction Adding and subtracting nine is just skip counting by nine. This workbook makes it easy by providing guidance from the ten digits. The student adds or subtracts nine in the Frog Pond with the aid of the ten digits. This encourages the student to draw on their skill of skip counting in nines as a means to add or subtract nine from any number. Media Type (PDF Download or Digital only) Available in printable or digital format. The printable format is ideal for color printers and completion by hand. The digital format allows you to copy a digital worksheet to your Google drive and assign it in Google Classroom for completion on a laptop or tablet. The digital version also includes a PowerPoint file. Coil Binding (Print only) This workbook uses coil binding and can open flat on a desk or table and offer 360 degree rotation for easy work.    Supplement For: Martian Mathematics, Level 1