42×50= 0.6-0.4= 25×8=
1-0.06= 0.8+4.7= 0.75×100=
(59+21)×(72÷6)= 560÷100×10=
0.66-0.6= 7.4+2.6= 0.705×100= 33×101=
8.6-6.8= 5.3+3.9= 0÷982= 30.6÷100=
1-0.08= 100.3+100.7= 3.6+6.4= 7.1-2.8=
3.48×100= 72÷1000= 4+7.96= 0÷39=
0.26+0.44=
10.8﹣5.3﹣4.7=
7.04×100=
125×3×8=
58×0+45=
75÷10=
5×3÷5×3=
3.8×10÷100=
10﹣2.5=
24×6÷24=