×17=1.36 28×=210 11.25÷=15
2.4×=19.8 ×3.8=9.5 ×3=28.2
+x=12 x÷=36
①10÷40=
②0.49÷0.7=
③2.5×8=
④3.7×0=
⑤3﹣0.35=
⑥1.25×0.8=
⑦8.1÷10=
⑧1.3÷0.13=