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acest exercitiu
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Acest Exercitiumultumescgt class=

Răspuns :

a)1/10+3/100=amplificam cu 10 fractia 1/10==>10/100+3/100=13/100

b)3/10+7/2=3/10+35/10=38/10

c)25/100+1/4=25/100+25/100=50/100=1/2

d)3/4+5/2=3/4+10/4=13/4

e)11/14+23/14=34/14

f)1/8+15/16=2/16+15/16=17/16

g)3/5+1/2=6/10+5/10=11/10

h)1 intreg 1/7 + 1 intreg 2/7==1×7+1/7 + 1 ×7+2/7==>8/7+9/7=17/7

Răspuns:

Explicație pas cu pas:

Vezi imaginea MAMA80