allyfritzal allyfritzal

18-06-2019
Mathematics

contestada

Add, subtract, multiply, or divide the following fractions. Remember to find the LCD first.
1/5+1/7+3/21

Respuesta :

carlaedwards50ouwijf carlaedwards50ouwijf

18-06-2019

lcd 210

1/5=42/210

1/7=30/310

3/21=30/210

42+30+30=102/210

reduced 51/105

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