Arithmetic.
Authors : Khan Academy
This online course allows students to review some arithmetic concepts: multiplication and division at different levels, fractions, operations on fractions, place value up to 1,000,000, addition and subtraction up to 1,000,000, decimals, operations on decimals, exponents and powers of 10, operations on negative numbers. The concepts are presented in the form of videos and short review exercises with immediate feedback. A final challenge completes the course.
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