This download contains a set of 20 colored and 20 black and white task cards to support CCSS 6.EE.2. The questions require students to evaluate by substituting values in for the variables, as well as to write their own story problems that satisfy a given expression. Included in this pack are 4 differentiated activities that meet multiple needs when working with this key concept. This turns 12 of the task cards into 48! Students can substitute whole numbers, decimals, fractions, or integers depending on how you assign the activity. These can be used on a math wall, in small groups, for morning warm ups and more. The answer key and recording sheets are included.