计算。+G2l:w)w+t:S+?
(1)0.29×3.5=(E4`+Y;^9F2s8G'C+G2l:w)w+t:S+?
(2)9.8×32.9=1`-~,P+G2l:w)w+t:S+?
(3)15.99×0.81=(`+t8D4_1h+G2l:w)w+t:S+?
(4)47.84+2.77=*\8L;U3b6\(N*E2s:k+S+G2l:w)w+t:S+?
(5)100-5.08=,x9t/y0U1F*{.K:i4K+G2l:w)w+t:S+?
(6)0.89×0.52=/S/c)V8|4x+G2l:w)w+t:S+?