1st Grade Math - Khan Academy

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Last updated on August 1, 2020

Learn first grade math for free—addition, subtraction, length, graphs, time, and shapes. Full curriculum of exercises and videos.

Place value - Numbers 0 to 120
Last updated on July 13, 2020

Place value - Ones and tens
Last updated on July 13, 2020

Place value - Take the quiz
Last updated on July 13, 2020

Place value - Comparing 2-digit numbers
Last updated on July 13, 2020

Place value - Unit test
Last updated on July 13, 2020

Addition and subtraction - Addition within 20
Last updated on July 13, 2020

Addition and subtraction - Subtraction within 20
Last updated on July 13, 2020

Addition - Add three numbers up to 20 - Fun practice
Last updated on July 13, 2020

Subtraction - Subtract tens using pictures
Last updated on July 13, 2020