0.036×100= 12.1÷1.1= 0.45×10= 6+3.4=
0.28÷0.01= 10-0.1= 4.3×0.2= 2.25÷0.01=
0.8×(12.5+1.25)= 0.63×99+0.63= 3.5×5.2+0.35×48=