新的学期又开始了，李老师带了100元钱想给四川地震灾区的小朋友们买一些文具．（1）如果全买订书机，可以买几个？（2）如果买5个文具盒，剩下的可以买多少本字典？（3）你自己提出一个数学问题并解答．
直接写得数．×6= 30×=÷= 20÷=+=××0=×= 1÷×= 5.6÷0.08= 39××=
直接写得数．﹣=÷=×=×= 10×=×=÷=÷= 15×=÷=+=÷22=
直接写出得数．=========．
直接写出得数．÷10=×= 1÷= 8×= 1+=÷=×÷= 1÷6×=
直接写得数． 4×30%=﹣= 44÷= 0.45÷5= 10﹣0.57﹣0.43=×÷×=﹣×= 0.68++0.32= 8.37×2.4÷1.9×0= 1÷5+=
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