Question

Responda:

$- \frac{5}{8} + \frac{5}{6}$

$- \frac{1}{12} + \frac{3}{10}$

$- \frac{5}{6} + \frac{3}{4}$

$\frac{2}{10} + \frac{3}{9} + \frac{4}{12}$
​

Answer 1

Resposta:



Explicação passo a passo:

A)'-5/8+5/6'

'mmc = 24'

=(-3.5+4.5)/24

= "5/24"

b) -1/12+3/10'

'mmc=60'

(-5+6.3)/60

= '13/60'

________

c)

'-5/6+3/4'

mmc= 12

= [-2.5+3.3]/12'

= (-10+9)/12''

=" -1/12"

____________

d)

'2/10+3/9+/12'

'1/5+1/3+1/3'

'1/5+2/3'

'(3+5.2)/15'

='13/15'