Add the fractions by first finding. f + D U C
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- Lucinda Merritt
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1 Add the fractions by first finding the LCD. U + C U C (Circle the LCD) Rewrite the fractions using the LCD and then add. Remember to reduce the answer if you can. Add the fractions by first finding M the + LCD. S S M (Circle the LCD) Rewrite the fractions using the LCD and then add. Remember to reduce the answer if you can. Add the fractions by first finding the LCD. f + D U C (Circle the LCD) Rewrite the fractions using the LCD and then add. Remember to reduce the answer if you can. Add the fractions by first finding u the + LCD. A S M (Circle the LCD) Rewrite the fractions using the LCD and then add. Remember to reduce the answer if you can. 5 th Grade Number & Operations Least Common Denominator Name:
2 83 The denominator is the number in a fraction. C The numerator is: The denominator is: When two or more fractions have the denominator, they are called common denominators. Practice finding the Least Common Denominator List the first 5 multiples for each A C Circle the first multiple the two denominators have in common. This is the LCD. The LCD is: U S Find the LCD of the fractions below. List the first 5 multiples for each The LCD is: The Least Common Denominator (or LCD) is the smallest possible common denominator for two or more fractions. Knowing how to find the Least Common Denominator helps us add and subtract. Find the LCD of the fractions below. List the first 5 multiples for each H O The LCD is: Find the LCD of the fractions below. List the first 5 multiples for each H O The LCD is:
3 Practice finding the Greatest Common Factor List all of the factors for each number I have 200 blueberries and 8 bananas to make smoothies. I am going to use all of the fruit in making the smoothies. What is the largest number of smoothies I can make to use all of the fruit in equal amounts? 5 th Grade Number & Operations Simplifying 42 Name: 14
4 83 When you are simplifying a fraction, you are reducing it to lowest terms. To reduce a fraction, you will need to find the Greatest Common Factor (or GCF) Practice finding the Greatest Common Factor List all of the factors for each number Practice finding the Greatest Common Factor List all of the factors for each number Factors are numbers we multiply together to get another number. 4 x 3 = In this fact, and are the factors of. Other factors of 12 are 1, 2, 6 and List the factors of 18:
5 Practice adding fractions. k + D O + L You are making cookies and muffins. You need to make sure you have enough vanilla before you begin. You will need ¾ of a tablespoon for the cookies and ½ of a tablespoon for the muffins. How much vanilla will you need? 5 th Grade Number & Operations Adding Name:
6 83 Before you can add fractions, you must make sure they have the same. Practice adding fractions. W + A Practice adding fractions. s + S Complete the steps you need to follow to add fractions. 1. Find the LCD and rewrite the fractions so they have a common. 2. Add the numerators (the numerators are the numbers on.) 3. Keep the denominator the same and write the answer. 4. or reduce the fraction if needed. W + C C + F
7 Practice subtracting fractions. k - D Y - L Jasmine ate of the pizza. Her brother Jackson ate C J of the pizza. How much of the pizza is left? 5 th Grade Number & Operations Subtracting Name:
8 83 Before you can subtract fractions, you must make sure they have the same. Practice subtracting fractions. y - A Practice subtracting fractions. S - W Complete the steps you need to follow to add fractions. 1. Find the LCD and rewrite the fractions so they have a common. 2. Subtract the numerators (the numerators are the numbers on.) 3. Keep the denominator the same and write the answer. 4. or reduce the fraction if needed. p - C L - F
9 Write each mixed number as an improper fraction 1 S 4 D 2 H The improper fraction is: The improper fraction is: The improper fraction is: Write each improper fraction as a mixed number The mixed number is: The mixed number is: The mixed number is: 5 th Grade Number & Operations Improper fractions & mixed numbers Name:
10 A mixed number is a number that combines a whole number with a fraction. 3 A An improper fraction is a fraction that has a numerator that is larger than its 12 7 Label each number below M if it is a mixed number or I if it is an improper fraction. 3 A 1 y C Writing an improper fraction as a mixed number denominator The mixed number is: Divide the numerator by the 4 3)ac -AB numerator 1 The mixed number is: 4 C Now try this one! 16 5 whole number Writing a mixed number as an improper fraction. 2 C Multiply the denominator by the whole number. Add the numerator to the product. The answer is the numerator. 3 x 2 = = 7 The denominator stays the same. The improper fraction is: F The improper fraction is: 7 3 Now try this one! 2
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