After completing their writing, fifth graders share their work with small groups or the class. They receive suggestions and compliments from their classmates and then, using this advice, they improve and correct their own work. Mathematics Fifth graders work with numbers up to 999,999,999. Fifth graders will be able to read, add and subtract numbers up to 999,999,999. They can write these numbers out in words and can change numbers to expanded notation.
Fifth graders continue to multiply and divide.
Fifth graders now know their times tables by heart. They learn to multiply any number by any 2 or 3 digit number that may or may not be a decimal. Fifth graders will divide whole and decimal numbers using long division. Fifth graders study geometry. Fifth graders study polygons and polyhedra.