Question

2.5乘4.6加0.25乘46简算

Answer 1

2.5×4.6+0.25
×46=2.5
×4.6+2.5
×4.6=4.6
×(2.5+2.5)=4.6
×5=15

Answer 2

2.5乘4.6加0.25乘46=2.5*4.6+2.5*4.6
=2.5*4.6*2
=5*4.6
=23

Answer 3

2.5*4*0.6+0.25*40*6