482 [240÷(24-12)]的简便计算

2024-11-27 15:39:48
推荐回答(5个)
回答1:

这题没有简便算法,先算小括号,再算中括号。

回答2:

482[240÷(24-12)]=482*(240÷12)=482*20=9640

回答3:

482 +[240÷(24-12)]
=482+240÷12
=482+12*20÷12
=482+20
=480+2+20
=500+2
=502

回答4:

24×72+12×56 = 24×72+12×2×28 =24×72+24×28 =24×(72+28) =24×100 =2400

回答5:

482+[240÷(24-12)]
=482+[240÷12]
=482+20
=502