Question

a) 7/2+5/2+3/2-1/2
b) 5/3+2/4+9/2-3/6
c) (9/4)(4/5)(10/3)(1/2)
d) 12/7÷6/14​

Answer 1

a.

$= 6 + \frac{3}{2} - \frac{1}{2}$

$= \frac{15}{2} - \frac{1}{2}$

$= 7$

b.

$= \frac{13}{6} + \frac{9}{2} - \frac{3}{6}$

$= \frac{20}{3} - \frac{3}{6}$

$= \frac{20}{3} - \frac{1}{2}$

$= \frac{37}{6}$

(Decimal: 6.166667)

c.

$= 6 (\frac{1}{2} )$

$= 3$

d.

$= \frac{1}{49}$

(Decimal: 0.020408)