4th Grade redirects here. For the South Park episode, see 4th Grade (South Park episode).

Fourth grade (called Grade 4 in some regions) is a year of education in the United States and many other nations. The fourth grade is the fourth school year after kindergarten. Students are usually 9 - 10 years old. It is a part of elementary school. Primary school is a school providing instruction for very young pupils, comprising the first three or four grades of elementary school. Fourth grade is equivalent of 'Year 5' in the England and Wales, Primary 6 in Northern Ireland and Primary 5 in Scotland - the fifth year of compulsory education in England, Wales and Scotland, and the sixth in Northern Ireland.

• In the United States, in mathematics, fourth graders are usually taught how to add and subtract common fractions and decimals. Long division is also generally introduced here, and addition, subtraction, and multiplication of whole numbers is extended to larger numbers.

• In Ontario, the study of the French Language begins.

• In Brazil the age for elementary school was recently raised from 8 to 9 years, and the minimum age required for fourth grade was changed from 8 to 9 years old.

• In France, the equivalent to the above grade is the Level 1 Intermediate Course, known by its short form CM1.

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