(152 ц 3/4-148 ц 3/8)*0.3:0.2=(152 ц 6/8-148ц 3/8)*0.3:0.2=4 ц 3/8 *0.3:0.2=35/8*3/10 :2/10=105/80 :2/10=105/16=6ц 9/16
((152+3/4-148+3/8)*0.3)/0.2=((611/4-1187/8)*(3/10))/(2/10)=((1222-1187)*3\8*10)/(2/10)=105*10/80*2=105/16=6+9/16
(152 ц 3/4-148 ц 3/8)*0.3:0.2=(152 ц 6/8-148ц 3/8)*0.3:0.2=4 ц 3/8 *0.3:0.2=35/8*3/10 :2/10=105/80 :2/10=105/16=6ц 9/16
((152+3/4-148+3/8)*0.3)/0.2=((611/4-1187/8)*(3/10))/(2/10)=((1222-1187)*3\8*10)/(2/10)=105*10/80*2=105/16=6+9/16