Question

Add the following weights:
6 lb 10 oz
+ 10 oz
lb
OZ​

Answer 1

7 lbs 4 oz

Explanation:

6 lb 10 oz

+ 10 oz

---------------------

6 lbs 20 oz

But we know that there are 16 oz in 1 lb

So subtract 16 oz and add 1 lb

6 lbs 20 oz

+1 lb - 16 oz

--------------------------

7 lbs 4 oz