Question

Faceți ex 9,10,11 pls
Dau coroana

Answer 1

9) a)5/9+3/9-4/9=4/9

b)8/8-5/8+1/8+2/8=6/8=3/4

c)8/10-6/10+3/10==5/10=1/5

d)4/6+2/6-5/6+1/6=1/6

e)10/10-5/10-2/10+6/10=9/10

f)5/7+1/7-4/7+2/7=4/7

10) a)7/8-?=4/8=>?=7/8-4/8=>?=3/8

b)?-6/10=3/10=>?=3/10+6/10=>?=9/10

c)4/6+?=9/6=>?=9/6-4/6=>?=5/6

d)?-7/10=1/10=>?=1/10+7/10=>?=8/10

e)9/9+3/9-?=6/9=>?=6/9

f)8/9-?+3/9=4/9=>?=7/9

g)?+4/8-2/8=5/8=>?=3/8

h)8/6-4/6-?=1/6=>?=3/6

11)l=3/9

m=2/9

mi=1/9

j=27

3/9+2/9+1/9+27

27 ca fractie e 3/9(pag joi ca fractie)

3/9+2/9+1/9+3/9=9/9(nr pag in total ca fractie)

9/9 ca nr e 81

3/9=27 pag luni

2/9=18 pag marti

1/9=9 pag miercuri

3/9=27 pag joi

27+18+9+27=81

La ultima problema am incercat sa fiu mai explicita sper ca ai inteles!