0.03×0.6=0.018;
0.375÷
1
8 =3;
1.25×0.4×2.5×80=100;
20-10
3
5 =9.4;
36×(
1
6 -
1
9 )=2;
21.82-
8
15 -4
7
15 =16.82;
144×
142
143 =142
142
143 ;
125×56=7000;
13
4
5 +4.37+5.63+6
1
5 =30;
3
4 ÷
1
4 =3;
7.2÷0.4=18;
777×9+111×37=11100.
0.03×0.6=0.018;
0.375÷
1
8 =3;
1.25×0.4×2.5×80=100;
20-10
3
5 =9.4;
36×(
1
6 -
1
9 )=2;
21.82-
8
15 -4
7
15 =16.82;
144×
142
143 =142
142
143 ;
125×56=7000;
13
4
5 +4.37+5.63+6
1
5 =30;
3
4 ÷
1
4 =3;
7.2÷0.4=18;
777×9+111×37=11100.