无
*注意事项:
16×2.3= 0.23×1.6= 0.23×0.016=
10×0.27=
0.99×2=
4×0.06=
6.8-6.8×0.5=
8×0.125=
0.4×0.3=
9.89×10.9×0=
13.8-5.9-4.1=
0.45×12×0.2 7.09×10.8-0.8×7.09 0.63×101
(1.5+0.35)×0.4 3.2×2.5×12.5 4.87×2.34+48.7×0.266
A(4,4) B(4,0) C(6,0) D(6,4)
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