This PowerPoint lesson has all you need to teach 1.OA.7!Includes-Essential QuestionsI Can StatementsVocabulary5 types of problems-operation = answer (4 + 5 = 9)answer = operation (9 = 5 + 4)addition equations (2 + 3 = 6 + 4)subtraction equations (9 - 1 = 8 - 3)Mixed Operations (10 + 3 = 12 - 6)For each type-I DO- Teacher directed problemsWE DO- with a buddy. Buddy checking for each answer requires each student to show and discuss how they arrived at their answer using a strategy. If their answ