1.02+0.8=________ | 368-299=________ | 0.1×0.99=________ |
+=________ | 0.52-0.42=________ | ÷=________ |
1÷0.25=________ | ×=________ | 7.5--=________ |
(-)×30=________ | 1-+=________ | 1÷×2=________. |
1.02+0.8=________ | 368-299=________ | 0.1×0.99=________ |
+=________ | 0.52-0.42=________ | ÷=________ |
1÷0.25=________ | ×=________ | 7.5--=________ |
(-)×30=________ | 1-+=________ | 1÷×2=________. |