脱式计算. 9.5+4.85-6

脱式计算. 9.5+4.85-6.13 75.8-(15.3-4.8) 75+360÷20-5 (240+60÷5)×3.
2024-11-23 03:56:30
推荐回答(1个)
回答(1):

(1)9.5+4.85-6.13,
=14.35-6.13,
=8.22;

(2)75.8-(15.3-4.8),
=75.8-10.5,
=65.3;

(3)75+360÷20-5,
=75+18-5,
=93-5,
=88;

(4)(240+60÷5)×3,
=(240+12)×3,
=252×3,
=756.