- Add/Subtract (4)
Nasco’s Integer Flash Cards - Addition & Subtraction
By Christine A. Koers, BS, MS.Practice basic mathematical functions using both positive and negative numbers. Set includes 48 integer flash cards and five challenge flash cards. One math problem per side. The answer can be found on the back...
Product Number: TB22823T
Addition & Subtraction Flash Cards Only
These cards provide practice for solving unknown quantities in one of three locations. Focuses on equivalent equation practice, unknown variable problem solving, and inverse operations and commutative property and skill building. Contains 162 easy-t..
Product Number: TB23672T
Math-Fact-Oh!™: Addition and Subtraction
Grade K and up. A great alternative to flash cards for building and reinforcing basic math skills while improving memory and concentration. For every solution card, there are three corresponding equation cards that compose a math triangle called ...
Product Number: TB26599T
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