简便算:0.25+5.2+9.75+84.8 (2)8/1.6+8.4*2.7 (3)16.2/1.5*0.24

来源:学生作业帮助网 编辑:六六作业网 时间:2025/02/07 11:30:58
简便算:0.25+5.2+9.75+84.8(2)8/1.6+8.4*2.7(3)16.2/1.5*0.24简便算:0.25+5.2+9.75+84.8(2)8/1.6+8.4*2.7(3)16.2/

简便算:0.25+5.2+9.75+84.8 (2)8/1.6+8.4*2.7 (3)16.2/1.5*0.24
简便算:0.25+5.2+9.75+84.8 (2)8/1.6+8.4*2.7 (3)16.2/1.5*0.24

简便算:0.25+5.2+9.75+84.8 (2)8/1.6+8.4*2.7 (3)16.2/1.5*0.24
0.25+5.2+9.75+84.8
=0.25+9.75+84.8+5.2
=10+90
=100
(2)8/1.6+8.4*2.7
=80/16+22.68
=5+22.68
=27.68
(3)16.2/1.5*0.24
=32.2*0.24/3
=32.2*0.08
=2.576