1.

Add the following.1 1, 1b.

Answer»

1) 4 3/5 + 5 1/5 + 2 1/2 = 23/5 + 26/5 + 5/2 = (46 + 52 + 25)/10 = 123/10 = 12.3

2) 3/8 + 5/9 + 1/6 = (27 + 40 + 12)/72 = 79/72



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