Booms Cards | Choose the Operation - Addition and Subtraction Word Problems | Distance Learning This Boom Card Set is an awesome way for students to practice keywords in addition and subtraction word problems. This set can be accessed through a boom account on desktops, laptops, chromebooks, tablets (IPads, Android, Kindle-Fire), phones, and interactive whiteboards. You will get a redeemable code after purchase. Preview: Choose the Operation - Addition and Subtraction Word ProblemsHow to Play