There are some basic properties of whole numbers any 3rd grader can tell you: Each number is represented by a single symbol, and followed by a single successor. Multiplication makes a number bigger; ...

In fourth grade, students focus most on using all four operations - addition, subtraction, multiplication, and division - to solve multi-step word problems involving multi-digit numbers. Fourth-grade ...

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In “Do Sports Explain the ‘Math Gender Gap’?” (op-ed, Sept. 8), J.T. Young speculates whether “the way we teach math is somehow biased against girls.” A related issue is that recent teaching ...

Many students cruise along just fine in math until fourth grade or so. Then, they hit a wall—fractions. The wall is about to get taller. With mastery of the topic seen as a crucial stepping stone to ...