计算 ①26+45+17②64-36+28③58+32-29④93-26-37...
2023-01-12
【题目】计算
①26+45+17
②64-36+28
③58+32-29
④93-26-37
⑤46+34-62
⑥27+49-38
【答案】①88
②56
③61
④30
⑤18
⑥38
【解析】
①26+45+17
=71+17
=88;
②64-36+28
=28+28
=56;
③58+32-29
=90-29
=61;
④93-26-37
=67-37
=30;
⑤46+34-62
=80-62
=18;
⑥27+49-38
=76-38
=38
热门标签