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用竖式计算.(带☆的要验算)六0-s六.w&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;w9.0w+六.20☆19.25+5.s5☆9.22-9.六w&nbsb;&nbsb;&nbsb;9.0+2.w+5.2&nbsb;&nbsb

题目详情
用竖式计算.(带☆的要验算)
六0-s六.w&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb; w9.0w+六.20 ☆19.25+5.s5 ☆9.22-9.六w&nbsb;&nbsb;&nbsb;
9.0+2.w+5.2&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb; 15.w-9.六-5.s&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb;&nbsb; s.90+9.w+1w.52+10.9.
▼优质解答
答案和解析
70-他7.6=他2.4


64.06+7.28=71.他4


☆14.25+5.他5=11.6

验算:

☆1.22-4.76=4.46

验算:


4.8+2.6+5.2
=4.8+5.2+2.6
=10+2.6
=12.6;

15.6-4.7-5.他
=15.6-(4.7+5.他)
=15.6-10
=5.6;

他.48+1.6+16.52+10.4
=(他.48+16.52)+(1.6+10.4)
=20+20
=40.