a) \(42m\;34cm = 42\dfrac{{34}}{{100}}m = 42,34m\)
b) \(56m \;29cm=56m + 20cm +9cm \)
\(=560dm + 2dm +9cm \) \( =562dm +9cm\)
\( = 562\dfrac{9}{{10}}dm = 562,9dm\);
c) \(6m\;2cm = 6\dfrac{2}{{100}}dm = 6,02m\);
d) \(4352m =4000m+352m \)
\( = 4km\; 352m = 4\dfrac{{352}}{{1000}}km\)\( = 4,352km\).
