Răspuns:
a) 10/33
b) 5/28
c) 15/42
d) 9/6
e) 30/9
f) 6/21
g) 33/8
h) 44/82
Explicație pas cu pas:
a) 2/11:3/5=2/11×5/3=2×5/11×3=10/33
b) 1/4:7/5=1/4×5/7=1×5/4×7=5/28
c) 5/6:7/3=5/6×3/7=5×3/6×7=15/42\3=5/14
d) 1/3:2/9=1/3×9/2=1×9/3×2=9/6\3=3/2
e) 5/9:1/6=5/9×6/1=5×6/9×1=30/9
f) 2/7: 1×3+1/3=2/7×3/4=2×3/3×7=6/21\3=2/7
g) 5×2+1/2:4/3=11/2×3/4=11×3/2×4=33/8
h) 5×2+1/2:10×4×10+1/4=11/2×4/41=11×4/2×41=44/82\4=11/23
/= linie de fracție
\= simplificare(opțional)
