Question

simplify each of the following and express the result as rational number. a.-16/21×14/5​

Answer 1

Answer:

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Step-by-step explanation:

$\large{\frac{ - 16}{21} \times \frac{14}{5}} \\ \\\large{cancelling \: \: with \: \: 7 } \\ \\ \large{\frac{ - 16}{3} \times \frac{2}{5}} \\ \\ \large{\frac{ - 16 \times 2}{3 \times 5} } \\ \\ \large{\frac{ - 32}{15}}$

Answer 2

Answer:

-32

rational form -32/1

Step-by-step explanation:

LCM = 15

-80/15 * 6/15

-80*6/15

-480/15

-32/1 or -32