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=
2.03+6.2= 2.37+2.63= 10-9.2= 36.6-6= 10.2×100=
0.3+0.7= 1.5÷100= 12.6-10.02= 5.5÷1000= 100÷25×4=
5.8+3.2= 0.63+0.37= 0.148×10= 3.7﹣1.9=
10.7﹣0.98= 8.4﹣1.4= 3.03÷10= 4+2.6=
4.5+0.92= 7.8-2.9= 13.7+2= 0.53×1000=
6-2.8= 0÷6.9= 9.6÷100= 0.92 -0.32=