What is 7/9 - 3/9?
4/9
4/8
4/7
9/4
(i) 37+−49−−117−79(ii) 23+−45−13−25(iii) 47−−89−−137+179
Fill in the blanks:
(i) −4×79=79× ___
(ii) 511×−38=−38× ___
(iii) 12×(34+−512)=12× ____ +(×)−512
(iv) −45×57×___ =(−45×57)×−89
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
Find the value of x for which (49)4×(49)−7=(49)2x−1