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总述：本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业：求算式 2×2.5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5 的值.
题型：数学计算
解:
2×2.5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=217.45×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+10×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+80.3×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+139.75×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+5.1×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+40.953×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+5.38×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+43.2014×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+24.09×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+83.85×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+6×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+320.28×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+800.7
=372.1875+174.6875+51.19125+108.0035+60.225+209.625+800.7
=546.875+51.19125+108.0035+60.225+209.625+800.7
=598.06625+108.0035+60.225+209.625+800.7
=706.06975+60.225+209.625+800.7
=766.29475+209.625+800.7
=975.91975+800.7
=1776.61975
答案:2×2.5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5=1776.61975
☆算术计算1题
〖1/1算式〗
作业：求算式 2×2.5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5 的值.
题型：数学计算
解:
2×2.5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=217.45×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+10×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+80.3×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+139.75×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+5.1×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+40.953×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+5.38×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+43.2014×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+24.09×2.5+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+1×3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+3×27.95×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+83.85×2.5+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+2×3×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+6×53.38×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+320.28×2.5
=271.8125+100.375+174.6875+51.19125+108.0035+60.225+209.625+800.7
=372.1875+174.6875+51.19125+108.0035+60.225+209.625+800.7
=546.875+51.19125+108.0035+60.225+209.625+800.7
=598.06625+108.0035+60.225+209.625+800.7
=706.06975+60.225+209.625+800.7
=766.29475+209.625+800.7
=975.91975+800.7
=1776.61975
答案:2×2.5×43.49×1.25+4×2.5×8.03×1.25+2×2.5×27.95×1.25+2×2.55×8.03×1.25+2×2.69×8.03×2.5+1×3×8.03×2.5+1×3×27.95×2.5+2×3×53.38×2.5=1776.61975
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