Under the Rural Cleanliness Mission, college students cleaned 1 km 750m of a village road that is 2 km 575m long. How much remained to be cleaned?

6 views

1 Answers

km m
1 1575
2 – 1 575 – 750
0 825

750 m cannot be subtracted from 575 m.

So, convert 1 km = 1000 m.

∴ 825 m remained to be cleaned

6 views