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5 votes
Pls help I need to know what 2/7 * 3 1/2 is thank you

User Ivys
by
8.3k points

1 Answer

9 votes

Answer:

2/7×31/2= 4 3/7

Step-by-step explanation:

27×312=?

For fraction multiplication, multiply the numerators and then multiply the denominators to get

2×317×2=6214

This fraction can be reduced by dividing both the numerator and denominator by the Greatest Common Factor of 62 and 14 using

GCF(62,14) = 2

62÷214÷2=317

The fraction

317

is the same as

31÷7

Convert to a mixed number using

long division for 31 ÷ 7 = 4R3, so

317=437

Therefore:

27×312=437

Solution by Formulas

Apply the fractions formula for multiplication, to

27×312

and solve

2×317×2

=6214

Reduce by dividing both the numerator and denominator by the Greatest Common Factor GCF(62,14) = 2

62÷214÷2=317

Convert to a mixed number using

long division for 31 ÷ 7 = 4R3, so

317=437

Therefore:

27×312=437

User Mohsen Mirhoseini
by
8.3k points

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