Question

-2 by 7 ×(7 by 16 -21 by 4)​

Answer 1

$\frac{ - 2}{7} ( \frac{7}{16} - \frac{21}{4}) \\ \\ \frac{ - 2}{7}( \frac{7 - 84}{16} ) \\ \\ \frac{ - 2}{7} \times \frac{ - 77}{16} \\ \\ \frac{77} {56}$

I hope that it will help you...

Answer 2

Step-by-step explanation:-2/7{7/16 - 21/4 }

-2/7{7-84/16}

we take LCM..-2/7*-77/16

11/8ans......

thanx.... hope this will help u