①68.12÷52=
②9.12÷575=
③13÷2.4=
④9.76÷2.2=
⑤67.5÷15=
⑥2.6÷0.25=
①0.25×8=
②31.6×0.1=
③4.99×2≈
④9×5.1≈
⑤2.4÷2=
⑥48÷0.6=
⑦0.056÷0.8=
⑧0.45÷0.3=
①35×0.76= ②30.2×7.6=
③2.38÷0.34= ④1.55÷3.9≈
4.42÷8.5= 7.8÷0.9=
38÷2.7=(得数精确到个位) 121÷52=(得数保留两位小数)