3.6÷0.1=
7.2×0.3=
0.45+0.55=
0.56÷0.7=
0.07×0.8=
9.2-1.2=
0.16×0.5=
80.3÷20.02≈
0.5×0.6= 0.16×0.5= 5.5×0.2= 3.5×3=
0.01×0.1= 1.2×0.6= 1.7×3= 80×0.04=
①6.7+6.32=
②★10-4.27=
③12.5-8.56=
④17.8+29.37=
⑤28-8.06=
⑥★14.81+5.2=
0.076×48= 0.76×480=
×4.8=36.48 ×48=364.8