2nd grade math

United States · ages 7–8

Addition and subtraction within 100, and the first work on equal groups.

What is expected

  • Add and subtract fluently within 20 using mental strategies
  • Add and subtract within 100
  • Work with equal groups of objects as a foundation for multiplication
  • Know number bonds that make 10 and 20 by heart

A summary of typical expectations, not an official curriculum document. Your child’s school is the authority on what they are covering.

Practise it

Number facts are the part that has to be automatic — everything else in the year is slower and harder without them.

2nd grade math — what they should know, and free practice · Mathy Kids