括号六点六乘以七点五乘以四点八括号除以括号二点四乘以三点三乘以二点五括号

2025-06-21 09:42:46
推荐回答(1个)
回答1:

(6.6×7.5×4.8)÷(2.4×3.3×2.5)
=(6.6÷3.3)×(7.5÷2.5)×(4.8÷2.4)
=2×3×2
=12