$5.13m\ +\ 48cm\ +6\frac{3}{4}m\ =$   (a)   cm

3008cm - 4.65m = (a)   cm

 $20.637km-6358m\ -8\ \frac{7}{8}km\ =\ _{ }$   (a)   m

34 x 8.605m = (a)   m

 $56\times10\ \frac{3}{4\ }m=$    (a)   cm

 $32\frac{1}{10}km\ \div12\ =\$   (a)   m

 $563km\div1000\ =$   (a)   m