Add Decimal Numbers by converting to Fraction Form
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Common Core For Grade 4
Examples, videos, and solutions to help Grade 4 students learn how to add decimal numbers by converting to fraction form.
Topic D: Addition with Tenths and Hundredths
Common Core Standards: 4.NF.5, 4.NF.6, 4.NF.3c, 4.MD.1
NYS Common Core Grade 4 Module 6, Lesson 13
Lesson 13 Concept Development
Problem 1: Add two decimal numbers less than 1 by converting to fraction form.
Problem 2: Add two decimal numbers involving whole numbers and like fractional units by converting to fractional form.
Problem 3: Add two decimal numbers involving whole numbers, tenths, and hundredths with unlike units by converting to fractional form.
Lesson 13 Problem Set
- Solve. Convert tenths to hundredths before finding the sum. Rewrite the complete number sentence in decimal form. Problems 1(a) and 1(b) are partially completed for you.
- Solve. Then rewrite the complete number sentence in decimal form.
- Solve by rewriting the number sentence in fraction form. After solving, rewrite the complete number sentence in decimal form.
a. 6.4 + 5.3
b. 6.62 + 2.98
c. 2.1 + 0.94
d. 2.1 + 5.94
e. 5.7 + 4.92
f. 5.68 + 4.9
g. 4.8 + 3.27
h. 17.6 + 3.59
Lesson 13 Homework
- Solve. Convert tenths to hundredths before finding the sum. Rewrite the complete number sentence in decimal form. Problems 1(a) and 1(b) are partially completed for you.
- Solve. Then rewrite the complete number sentence in decimal form.
- Solve by rewriting the number sentence in fraction form. After solving, rewrite the complete number sentence in decimal form.
a. 2.1 + 0.87
b. 7.2 + 2.67
c. 7.3 + 1.8
d. 7.3 + 1.86
e. 6.07 + 3.93
f. 6.87 + 3.9
g. 8.6 + 4.67
h. 18.62 + 14.7
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