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Calculati: a) 7/32-5/16:2+3/11:32/11; b) 7/48 x 24/49+15/4:5/2-(-11/14)

Răspuns :

=7/32-5/16*1/2+3/11*11/32=
7/32-5/32+3/32=5/32=0,156

b) =7/48*24/49+15/4*2/5+11/14=
7/49+15/10+11/14=
1/2+3/2+11/14=
7/14+21/14+11/14=39/14=2,785