This product contains 4 different sets of 30 multiplication cards.Set #1 - 2-digit by 1-digit multiplication Set #2 - 3-digit by 1-digit multiplication Set #3 - 4-digit by 1-digit multiplicationSet #4 - 2-digit by 2-digit multiplicationThat is 120 different problems. The variety of uses for these cards is endless. Use them as a math center activity, whole class activity, in a SPED classroom, early finishers, a differentiated activity, intervention class, small group instruction, summer school