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Adding and Subtracting Decimals and Fractions

5.NF.A.1 and 6.NS.B.3
Answer Keys Here

Aligned To Common Core Standard:

Grade 5 and 6 - 5.NF.A.1 and 6.NS.B.3

Tips for Adding and Subtracting Decimals and Fractions - Applying arithmetic operations, such as addition, subtraction, multiplication, and division, on whole numbers is easy and not that of a challenge. The students begin to face challenges when they have to apply the basic operations on decimal numbers of fractions. There are certain rules that students have to follow when adding decimal numbers. To become a pro at addition of decimal numbers, memorizing these rules prove very helpful. 1. Always write the digits at the right place value. If two numbers do not have equal digits, place zero where the digit ends. 2. Add just like you add whole numbers. 3. The decimal point of all numbers must lie exactly below the first one. These lessons and worksheets have students learn how to be comfortable with adding or subtracting decimals and/or fractions.

Printable Worksheets And Lessons

Homework Sheets

The first version has slightly easier problems to help students build confidence.

  • Homework 1 - Find each sum or difference. Fraction answers must be proper and in simplest terms.
  • Homework 2 - Decimals: Align the decimal points then add or subtract.

Practice Worksheets

Problem number three can be written as an improper fraction or mixed number.

  • Practice 2 - Fractions: Get common denominators, add or subtract, then simplify.

Math Skill Quizzes

The difficulty of the quizzes is about the same. We really don't see problems that are aimed for this level that are at a higher level.

  • Quiz 1 - Watch out for the negative values here. Evaluate those first.
  • Quiz 2 - No hints here, get after it.