3/8 - 1/16 - 3 1/2 = 6/16 - 1/16 - 7/2 = (6 - 1)/16 - 7/2 = 5/16 - 7/2 = -69/16
-2 1/6 - 7/12 = -13/6 - 7/12 = -26/12 - 7/12 = -33/12 = -11/4
2 - 7/10 - 1,3 = 2 - 0,7 - 1,3 = 0
1,4 - 1/10 - 2/5 = 1,4 - 0,1 - 0,4 = 0,9
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3/8 - 1/16 - 3 1/2 = 6/16 - 1/16 - 7/2 = (6 - 1)/16 - 7/2 = 5/16 - 7/2 = -69/16
-2 1/6 - 7/12 = -13/6 - 7/12 = -26/12 - 7/12 = -33/12 = -11/4
2 - 7/10 - 1,3 = 2 - 0,7 - 1,3 = 0
1,4 - 1/10 - 2/5 = 1,4 - 0,1 - 0,4 = 0,9