计算下面各题,怎样简便就怎样计算44Ⅹ25一298一202?

2024-12-03 00:28:55
推荐回答(3个)
回答1:

解:依题意得算式,
44×25-298-202
=(40+4)×25-(298+202)
=40×25+4×25-500
=1000+100-500
=600
即44×25-298-202=600

回答2:

44×25-298-202
=11×(4×25)-(298+202)
=11×100-500
=5500-500
=5000

回答3:

44×25-298-202
=(40+4)×25-300+2-200-2
=1000+100-500
=600