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Davidivanov
a fost răspuns

e urgent dau coroana va rog foarte urgent​

E Urgent Dau Coroana Va Rog Foarte Urgent class=

Răspuns :

Răspuns:

f) 20/7÷11/6=20/7×6/11=120/77

g) 19/8÷13/5=19/8×5/13=95/104

h) 3/4+4/21×42/4=3/4+⁴2=3/4+8/4=11/4

i) (11/12+³3/4)÷36/24=(11/12+9/12)÷36/24=

=20/12⁴×24/36⁴=5/3×6/9=30/27³=10/9

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