Question

200.3+20.05-20.03×200.

Answer 1

第一200.3+20.05-20.03×200.4=200.3+20.05-200.3×20.04=200.3（20.05-20.04）=200.3*0.01=2.003第二4.83*0.59+0.41*1.59-0.324*5.9

=4.83*0.59+0.41+0.41*0.59-3.24*0.59

=（4.83+0.41-3.24）*0.59+0.41

=2*0.59+0.41

=1.18+0.41

=1.59