来自关真珍的问题
【计算.3.09×3.9÷2.63.072÷6.4+49.760.8-36÷7.5.】
计算.3.09×3.9÷2.63.072÷6.4+49.760.8-36÷7.5.
1回答
2020-07-11 22:21
【计算.3.09×3.9÷2.63.072÷6.4+49.760.8-36÷7.5.】
计算.3.09×3.9÷2.63.072÷6.4+49.760.8-36÷7.5.
(1)3.09×3.9÷2.6
=12.051÷2.6
=4.635;
(2)3.072÷6.4+49.7
=0.48+49.7
=50.18;
(3)60.8-36÷7.5
=60.8-4.8
=56.