早教吧 育儿知识 作业答案 考试题库 百科 知识分享

递等式计算876-238+162832÷8+4975120-680×5900-452-348836÷4×545×6+6×55.

题目详情
递等式计算
876-238+162 832÷8+497 5120-680×5
900-452-348 836÷4×5 45×6+6×55.
▼优质解答
答案和解析
876-238+162,
=638+162,
=800;
 832÷8+497,
=104+497,
=601;
 5120-680×5,
=5120-3400,
=1720;

 900-452-348,
=900-(452+348),
=900-800,
=100;
 836÷4×5,
=209×5,
=1045,
 45×6+6×55,
=(45+55)×6,
=100×6,
=600.