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ajutor
va rog
dau coroana
plssss​


Ajutor Va Rog Dau Coroana Plssss class=

Răspuns :

Răspuns:

ti-am facut cateva, pt ca aveai teme multiple

Explicație pas cu pas:

a)

-3/8+2/8=(203)/8=-1/8

d)

1/2-3/4=2/4-3/4=(2-3)/4=-1/4

g)-0,75+1,25=1,25-0,75=0,5

i) -1/4+0,125=-0,250+0,125=-0,125=-125/1000=-1/8

Răspuns:

Explicație pas cu pas:

a)-3/8+2/8=-1/8

b)-7/9-2/9=-9/9=-1

c)1/10-31/10=-30/10=-3

d)1/2-3/4=(2-3)4=-1/4

e)-1/4-3/8=(-2-3)/8=-5/8

f)-1/3-5/6-7/18=-(6+15+7)18=-28/18=-14/9

g)-0.75+1.25=-3/4+5/4=2/4=1/2=0.5

h)-2.6-1.4=-4

i)-1/4+0,125=-1/4+1/8=(-2+1)/8=-1/8

j)0,6-0,2-1.25=0.6-1,45=-0,85

k)-3/8+1/4-1=(-3+2-8)/8=-9/8=-1.125

l)-1/8+2/8-0/15=1/8