Question

4.6*10分之9+4.4/1又9分之1+（1+0.1）=?过程要写

Answer 1

4.6*10分之9+4.4/1又9分之1+（1+0.1）

=4.6*9/10+4.4*9/10+1.1

=9/10*（4.6+4.4）+1.1

=81/10+1.1

=9.2