简便计算11*(1⼀11 +1⼀10)*1

2025-04-18 12:02:22
推荐回答(3个)
回答1:

11*(1/11 +1/10)*1
=11*(1/11 +1/10)
=11*1/11 +11*1/10
=1+11/10
=1+1+1/10
=2+1/10
=2又1/10

回答2:

解:原式=11×(11+10)×1
=11×11+11×10×1
=121+110
=231

回答3:

11*(1/11 +1/10)*10
=(1+11/10)*10
=10+11
=21