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Adding and Subtracting Fractions with Like Denominators

2nd Grade · Math · Open Global Math

5 lessons

Goal

Add and subtract fractions with common denominators within one whole using concrete tools and pictorial models.

5 lessons
0 of 5 done
  1. Adding Fractions with the Same Denominator Using ModelsUp next
  2. Subtracting Fractions with the Same Denominator Using ModelsNot started yet
  3. Combining Fractions with the Same Denominator to Complete the WholeNot started yet
  4. Solving Fraction Addition Word Problems with Like DenominatorsNot started yet
  5. Solving Fraction Subtraction Word Problems with Like DenominatorsYou are here
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Learning standards covered

GlobalOGM.3.NF.2Open Global Math Standards 2026™ · 2nd Grade

Compare fractions with like denominators and unit fractions (1/n); explain the inverse relationship between the number of equal parts and the size of each part; establish simple equivalences (e.g., 2/4 = 1/2, whole as 2/2, 3/3, 4/4); add and subtract fractions with common denominators concretely and pictorially.