506) 1)(-4/5)*(-3/8)*(-5/12)=(-0,8*(-0,375))*(-5/12)=0,3*(-5/12)=-0,125= -1/8
2)(-9/10)*5/6*(-2/3)= 0,5
3)(-7/8)*(-5/6)*(-24/25)= -0,7
4)(-25/44)*63/100*22/45*(-(2+2/7))= 0,4
507) cd = 7
1)((-3c)*2,5)*(-4d)= 7,5c*4d=7,5*4*cd=210
2)1,5c*((-8d)*7)=1,5c*(-56d)=-56*1,5*cd=-84*7=-584
3)(c*(-5))*0,4d= -5c*0,4d=-5*0,4*cd=-14
4)((-0,3c)*(-2))*(10d)= 0,6c*10d=0,6*10*cd=420
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
506) 1)(-4/5)*(-3/8)*(-5/12)=(-0,8*(-0,375))*(-5/12)=0,3*(-5/12)=-0,125= -1/8
2)(-9/10)*5/6*(-2/3)= 0,5
3)(-7/8)*(-5/6)*(-24/25)= -0,7
4)(-25/44)*63/100*22/45*(-(2+2/7))= 0,4
507) cd = 7
1)((-3c)*2,5)*(-4d)= 7,5c*4d=7,5*4*cd=210
2)1,5c*((-8d)*7)=1,5c*(-56d)=-56*1,5*cd=-84*7=-584
3)(c*(-5))*0,4d= -5c*0,4d=-5*0,4*cd=-14
4)((-0,3c)*(-2))*(10d)= 0,6c*10d=0,6*10*cd=420