问题
填空题
把2.5×4.4进行简算是:
2.5×4.4=______×______×______或______×______+______×______.
答案
.5×4.4=2.5×4×1.1
或2.5×4.4=2.5×(4+0.4)=2.5×4+2.5×0.4
故答案为:2.4,4,1.1,2.5,4,2.5,0.4.
把2.5×4.4进行简算是:
2.5×4.4=______×______×______或______×______+______×______.
.5×4.4=2.5×4×1.1
或2.5×4.4=2.5×(4+0.4)=2.5×4+2.5×0.4
故答案为:2.4,4,1.1,2.5,4,2.5,0.4.