2.6+3.4= 0.83-0.62= 0.52-0.2= 0.15×4=
0.4×500= 4.03×10= 0.6÷30= 0.84÷7=
2.5×4= 0.54÷6= 0×13.9= 1.5×0.4=
0.35×0.2= 1.6×0.3= 1.5÷3= 7.6÷10=