①
②
③
④
⑤25%+
⑥
⑦6÷30%=
⑧×2.3×0=
⑨4×4²=
⑩3.14×6=
〇 〇 〇
〇5 〇 〇
×0=
=
×12=
×100=
18×=
×3=
=
= = ×0= =
×12= = 45×= ×=