Helping your child succeed in third grade a parents guide to the common core schools across america are rolling out new more rigorous curricula in order to meet the demands created by a new set of english and mathematics standards known nationally as the common core state learning standards or common core you can expect to see a number of changes in your childs third grade class based on the requirements of the common core standards. Third grade parent guide to common core mathematics standards your childs grade is reflected in work towards mastery of these of as a whole 3nfa2b i can show a fraction on a number line by marking off equal parts between two whole numbers. Understanding the common core curriculum a guide for parents the common core state standards have created excitement and controversy scholastic parent child reveals what they mean for your child by sharon duke estroff mar 12 2014 ages 6 13 share this article send to from subject message mar 12 2014 the common core state standards initiative is one of the biggest educational . A parents guide to the common core standards lists of skills that students are expected to do by the time they graduate each grade however in response to concerns about american student achievement and just how prepared students are for college and careers education leaders in 48 states along with the national governors association and the council of chief state school officers ccsso . Grade 3 introduction print this page in grade 3 instructional time should focus on four critical areas 1 developing understanding of multiplication and division and strategies for multiplication and division within 100 2 developing understanding of fractions especially unit fractions fractions with numerator 1 3 developing understanding of the structure of rectangular arrays and of area and 4 describing and analyzing two dimensional shapes