Răspuns:
[tex]a) \frac{1}{4} *100=25\\\\b) \frac{2}{3} *336=2*112=224\\\\c) \frac{2}{5} *75=2*15=30\\\\e) \frac{11}{8} *64=11*8=88\\\\f) \frac{4}{9} *162=4*18=72\\\\g) \frac{3}{11} *143=3*13=39[/tex]
1/4 x 100 = 100/4 = 25
2/3 x 336 = 2 x 112 = 224 (simplificat cu 3)
2/5 x 75 = 2 x 15 = 30 (simplificat cu 5)
11/8 x 64 = 11 x 8 = 88 (simplificat cu 8)
4/9 x 162 = 4 x 18 = 72 (simplificat cu 9)
3/11 x 143 = 3 x 13 = 39 (simplificat cu 11)
