Add and Subtract Two Fractions with the Same Units
Videos to help Grade 4 students learn how to use visual models to add and subtract two fractions with the
Common Core Standards: 4.NF.3a,
Plans and Worksheets for Grade 4
Plans and Worksheets for all Grades
Lessons for Grade 4
Common Core For Grade 4
NYS Common Core Grade 4 Module 5, Lessons 16
Lesson 16 Concept Development
Problem 1: Solve for the difference using unit language and a
Problem 2: Decompose to record a difference greater than 1 as a mixed number.
Problem 3: Solve for the sum using unit language and a number line.
Lesson 16 Problem Set 1 & 2
a. 3 fifths – 1 fifth = ____ b. 5 fifths – 3 fifths = ____
c. 3 halves – 2 halves = ____ d. 6 fourths – 3 fourths = _____
Lesson 16 Problem Set 3
3. Solve. Use a number bond to show how to convert the difference to a mixed number. Problem (a) has
been completed for you.
Lesson 16 Problem Set 4 - 6
4. Solve. Write the sum in unit form.
a. 2 fourths + 1 fourth = ______ b. 4 fifths + 3 fifths = ______
6. Solve. Use a number bond to decompose the sum. Record your final answer as a mixed number.
Problem (a) has been completed for you.
Lesson 16 Problem Set 7
7. Solve. Then use a number line to model your answer.
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.