Multiply Decimal Fractions
Lesson Plans and Worksheets for Grade 5
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 5
Common Core For Grade 5
Examples, solutions, videos and lessons to help Grade 5 students learn how to multiply decimal fractions with tenths by multi-digit whole numbers using place value understanding to record partial products.
Common Core Standards: 5.OA.1, 5.OA.2, 5.NBT.5
New York State Common Core Math Module 2, Grade 5, Lesson 10
Worksheets for Grade 5
The following figures give an example on how to multiply decimal fractions with tenths using area model and partial products. Scroll down the page for more examples and solutions.
Problems 1 - 3
43 × 2.4
3.5 × 42
15.6 × 73
1. Estimate the product. Solve using an area model and the standard algorithm. Remember to express your products in standard form.
a. 22 × 2.4 ≈ ___ × ____ = ____
b. 3.1 × 33 ≈ ___ ×____ =_____
Homework:
4. Rachel runs 3.2 miles each week day and 1.5 miles each day of the weekend. How many miles will she have run in 6 weeks? Lesson 10 Homework
This video shows how to use area models to multiply decimals fractions with tenths by double digit whole numbers. Each problem is also solved using a standard algorithm.
1. Estimate the product. Solve using an area model and the standard algorithm. Remember to express your products in standard form.
a. 53 × 1.2 ≈______ × _______ = ____
2. Estimate, and then use the standard algorithm to solve. Express your products in standard form.
c. 3.3 × 16
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