甲、乙两地相距240千米，两辆车分别从两地同时出发相向而行，A车每小时行驶55千米，B车每小时行驶65千米，两车经过几小时相遇？
直接写得数 5﹣=×16= 1÷=÷=×=+=﹣= 6﹣=×6=（+）×8=
直接写得数+=﹣=×=×5= 2﹣= 3÷7=÷=÷4=
直接写出得数．+﹣×6×24× 5÷4.8 （+）×6 9×0+（+）÷ 12×11×× 1.5﹣+﹣．
直接写出得数． 1÷= 1﹣﹣=×==×12=（3+）×0=÷=+=
计算：﹣= 18×===×12=÷2=+=﹣=
=
×16= 1÷
=
÷
=
×
=
+
=
﹣
= 6﹣
=
×6=（
+
+
=
﹣
=
×
=
×5=
= 3÷7=
÷
=
÷4=
+
﹣
×6
×24
×
5
÷4.8
+
）×6 9
×0+
（
+
12×11×
×
1.5﹣
﹣
．
= 1﹣
﹣
×
=
=
×12=（3
+
）×0=
÷
=
+
=
﹣
= 18×
=
=
=
×12=
÷2=
+
=
﹣
=
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