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COURSE 2 LESSON 4-4COURSE 2 LESSON 4-4
4-4
Find • .19
34
Multiply the numerators.Multiply the denominators.
19
34
• = 1 • 39 • 4
Check for Reasonableness The answer, , is close to the estimate, 0. The answer is reasonable.
1 12
19
34
• 0 • , or 0Estimate 34
Find the two products.= 3 36
= Simplify. 1 12
Multiplying Fractions and Mixed Numbers
COURSE 2 LESSON 4-4COURSE 2 LESSON 4-4
4-4
Ebony swam mi. Kate swam of Ebony’s distance. How
far did Kate swim?
56
35
Kate’s distance is five-sixths of Ebony’s distance
Let k represent Kate’s distance.
k = • 35
56
Words
Equation
k = •56
35
Divide a numerator and a denominator by their GCF, 3.
Divide a numerator and a denominator by their GCF, 5.k = •5
635
1
2 1
1
Multiplying Fractions and Mixed Numbers
COURSE 2 LESSON 4-4COURSE 2 LESSON 4-4
4-4
(continued)
Simplify.k = 12
Kate swam mi.12
k = 1 • 12 • 1
Multiply the numerators. Multiply the denominators.
Multiplying Fractions and Mixed Numbers
COURSE 2 LESSON 4-4COURSE 2 LESSON 4-4
4-4
What is of 12?23
23
• 12
= •23
121
1
4
Simplify before multiplying.
81
= Multiply the numerators. Multiply the denominators.
= 8 Simplify.
Write 12 as .23
121
121
= •
Multiplying Fractions and Mixed Numbers