1.9×2.34×1.9×7.6的简便运算

1.9×2.34×1.9×7.6的简便运算
2025-04-11 21:09:00
推荐回答(1个)
回答1:

1.9×2.34+0.19×7.6的简便运算
1.9×2.34+0.19×7.6
=1.9*2.34+1.9*0.76
=1.9*(2.34+0.76)
=1.9*3+1.9*0.1
=5.89