(1 1⼀3)x5÷(1÷3)-5怎么算

2025-03-23 13:11:30
推荐回答(1个)
回答(1):

(1+1/3)x5÷(1÷3)-5
=4/3×5÷1/3-5
=(4/3÷1/3)×5-5
=4×5-5
=20-5
=15