问题
选择题
27.04-(10.04+0.53)=27.04-10.04-0.53运用了( )
A.加法交换律
B.加法结合律
C.减法的性质
D.乘法分配律
答案
27.04-(10.04+0.53),
=27.04-10.04-0.53,
=17-0.53,
=16.47.
故选:C.
27.04-(10.04+0.53)=27.04-10.04-0.53运用了( )
A.加法交换律
B.加法结合律
C.减法的性质
D.乘法分配律
27.04-(10.04+0.53),
=27.04-10.04-0.53,
=17-0.53,
=16.47.
故选:C.