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Posted byjaehwa September 5, 2020

What is the value of $4$ $\dfrac{4}{6}$ $-$ $1$ $\dfrac{3}{7}$?
A. $3\dfrac{5}{21}$ A. $3\dfrac{5}{21}$
B. $\dfrac{7}{13}$
C. $\dfrac{14}{13}$
D. $1$
E. $\dfrac{44}{21}$

1. $4$ $\dfrac{4}{6}$ $ - $ $1$ $\dfrac{3}{7}$
$ = \dfrac{28}{6}$ $ - $ $\dfrac{10}{7}$
$ = \dfrac{28\times 7}{6\times 7}- \dfrac{10\times 6}{7\times 6}$
$ = \dfrac{196}{42}-\dfrac{60}{42}$$=\dfrac{{196}-{60}}{42}$$=\dfrac{68}{21}$ $= 3\dfrac{5}{21}$ 2. No More Steps

Correct! Nice work!

Posted byjaehwaSeptember 5, 2020Posted inUncategorized

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