口算(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
6.9-6=8M8n+]/M'f:k;l:S6[8s0T1U(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
0.9+0.6=9{)n3m9{3~.[1O(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
1-0.09=3P0_3};C6X*N9];R3?(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
0.9+0.1=+p)O0X-g.u/E,o-W5S.R-S(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
2.7+2.2=)z*A4b9L*s0_/w(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
0.2+0.8=.v;j1~4}1I8j4o9A4W*\;c-m7a6H5s(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
0.7-0.7=-c3}.C8h(?0]+e(F)_(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
5.5+11=1r0v.j.P)s3L3I+i6}0j(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
1.3-0=9a'd.G*~(h0}.@*v+J(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N
9.7-7=*@1u'H5e6d9S2c/[9a*S(m;]8o4g0F2x)T6[4^0b)g*m6R.s.N