Answer:
0.7 km
Explanation:
Given that,
Ann swims 700 m each day.
We need to find how many kilometers does she swim each day.
It means we need to convert 700 m to kilometers.
We know that,
1 km = 1000 m
or
1 m = 0.001 km
To convert 700 m to km, multiply 700 and 0.001
700 m = 0.7 km
Hence, she swims 0.7 km each day.