Find: |
(a) \[\frac{5}{6}-\frac{7}{3}\] |
(b) \[3\frac{1}{5}-\left( -\frac{2}{3} \right)\] |
Answer:
(a) \[\frac{5}{6}-\frac{7}{3}=\frac{5}{6}-\frac{7}{3}\times \frac{2}{2}\] \[=\frac{5}{6}-\frac{14}{6}\] \[=\frac{6-14}{6}\] \[=\frac{-9}{6}\] \[-\frac{3}{2}\] (b) \[3\frac{1}{5}-\left( -\frac{2}{3} \right)=\frac{16}{5}+\frac{2}{3}\] \[=\frac{16\times 6}{5\times 3}+\frac{2\times 5}{3\times 5}\] =\[\frac{48}{15}+\frac{10}{15}\] \[=\frac{58}{15}\].
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