<h3>a) 
</h3><h3>■Dividing a positive and a negative equals a negative: (+)÷(-)=(-)</h3><h2>
</h2><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3><h2>
</h2><h3>■Multiply the fractions</h3><h2>
</h2><h3>Hence, Quotient =</h3><h3>b) 
</h3><h3>■Convert the decimals into a fractions</h3><h2>
</h2><h3>■Dividing a positive and a negative equals a negative: (+)÷(-)=(-)</h3><h2></h2><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3><h2></h2><h3>■Multiply the fractions</h3><h2></h2><h3>Hence, Quotient is </h3><h3>c)</h3><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3><h2></h2><h3>■Multiply the fractions</h3><h2></h2><h3>Hence, The Quotient is </h3>
Evaluate the following expressions if ×=2,y=3 and Z=4. a.4×+×-3over ×+10 b.2y-5yover y+5. c.yz-×. d.9+y+zover y+2
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