第四大题计算题怎么写(每一题都要回答)具体步骤要写出来
3个回答
展开全部
①38.67+68.23+45.8
=106.9+45.8
=155.7
②98.2-37.18-10.82
=98.2-(37.18+10.82)
=98.2-48
=50.2
③56.23+31.07-54.1
=89.3-54.1
=35.2
④32.6+58.4+61.96
=91+61.96
=152.96
⑤100-(28.4+32.05)
=100-60.45
=39.55
⑥29.44-(19.44+0.825)
=29.44-19.44-0.825
=10-0.825
=9.175
=106.9+45.8
=155.7
②98.2-37.18-10.82
=98.2-(37.18+10.82)
=98.2-48
=50.2
③56.23+31.07-54.1
=89.3-54.1
=35.2
④32.6+58.4+61.96
=91+61.96
=152.96
⑤100-(28.4+32.05)
=100-60.45
=39.55
⑥29.44-(19.44+0.825)
=29.44-19.44-0.825
=10-0.825
=9.175
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第六题什么意思
那我再问你一些题目,要是你答对了就给你采纳好吗
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