15÷0.25= 1.5×= 2.4+1= 1÷1.25×8=24×= = 10= 8+=×1.8= = = 0.78+1+0.32=
学校买120盆花放在这些教室里，平均每个教室放多少盆？
跑了多少米？
= 2.4+1
= 1÷1.25×8=
= 
= 10
= 8
+
=
×1.8= 
= 
= 0.78+1
+0.32=
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