These write-on, wipe-off cards are ideal to help students solve operations, ratio, and a variety of other problems. Features a single line on one side, and two number lines on reverse. Measures 4" x 20" each.
Key Features :
Ideal help students solve equationsSingle line on one side, and two number lines on reverseDurable blank write-on/wipe-off number lines4" x 20" eachSet of 10