Question

John used 1 3\4 kg of salt to melt the ice on his sidewalk. He then used another 34\5 kg on the driveway.If he originally bought 10 kg of salt, how much does he have left.

Answer 1

0 kg

13/4  = 3.25

34/5 =  6.80

3.25 + 6.80 = 10.05 kg