Grade 9 – TheWorksheets.CoM – Page 2

Grade 9 Simplifying Radical Expressions - Arizona Department of Education

For example, find 200 Since 200 falls between 142 = 196 and 152 = 225, we know that the square root of 200 must lie between 14 and 15. It is probably closer to 14 since 196 is much closer to 200 than to 225. Therefore, a good estimate of 200 would be 14.1 or 14.2. Either