
4与2.25的积去除3.6与0.9的差商是多少?
2个回答
展开全部
4*2.25/(3.6-0.9)
=4*(2+0.25)/2.7
=(4*2+4*0.25)/2.7
=(8+1)/2.7
=9/2.7
=1/0.3
=10/3
=3+1/3
=3又1/3
=4*(2+0.25)/2.7
=(4*2+4*0.25)/2.7
=(8+1)/2.7
=9/2.7
=1/0.3
=10/3
=3+1/3
=3又1/3
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