pH of soil varies from :
Fill in the blanks:
(i) −4×79=79× ___
(ii) 511×−38=−38× ___
(iii) 12×(34+−512)=12× ____ +(×)−512
(iv) −45×57×___ =(−45×57)×−89
Subtract : (i) 58~from −38(ii) −811~from 411(iii) 49~from −59(iv) 14~from −38(v) −58~from −1316(vi) −922~from −933
Name the multiplication property of rational numbers shown below:(i) 35×−89=−89×35(ii) −34×(57×−815)=(−35×57)×−815(iii) 45×(3−8+−47)=45×3−8+45×−47(iv) −75×5−7=1(v) 8−9×1=1×8−9=8−9(vi) −34×0=0