2.5+3.5=
7.05-0.5=
3.2×0.5=
1÷0.01=
+=
2-
=
×=
×14=
2.5+3.5=6;
7.05-0.5=6.55;
3.2×0.5=1.6;
1÷0.01=100;
+=1;
2-
=
1;
×=
;
×14=10.
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