计算: 验算:
验算:
1.06+9.04= 8.6+2.4= 9.93+0.1= 2-0.04=
10-2.3= 52÷4= 24×5= 125×(82-82)=
0.093×100= 0.7-0.47= 0.16+3.7= 900-178-122=
①405×16=
②35×618=
③430×63=
④240×60=
⑤900×95=