7. For the bake sale, Mrs. Autin baked 212 cookies. Ms. Thompson baked 52 more cookies than
Mrs. Autin
2. ABOUT how many cookies did Mrs. Autin and Ms. Thompson bake? Estimate by rounding each
number to the nearest ten before adding
b. EXACTLY how many cookies did Mrs. Autin and Ms. Thompson bake?
west
C. Is your answer reasonable? Compare your estimate from (a) to your answer from
a sentence to explain your reasoning.