7th grade pre algebra problems involving multiplication and addition Fishing game - Pre algebra problems involving multiplication and addition with Fishing game - in this game 7th grade students will be able to add and multiply to find unknown variables, that are taught in seventh grade algebra. Playing this game students will be able to solve problems such as, x + 2 = 7, here they are required to find the value of x. By playing this game seventh graders will be able to practice, and perfect their ability to solve various algebra problems. This game is presented as a multiple choice math quiz, and with its easy to learn take; students will be able to learn various pre algebra problems with ease. This is an interactive fishing game, and students can benefit from it in many ways.