Question

Rút gọn phân số

Answer 1

\(a,\dfrac{56}{720}=\dfrac{7}{90}\\ b,\dfrac{45}{75}=\dfrac{3}{5}\\ c,\dfrac{-360}{300}=-\dfrac{6}{5}\\ d,\dfrac{-126}{270}=-\dfrac{7}{15}\\ e,\dfrac{42}{1050}=\dfrac{1}{25}\\ g,\dfrac{-378}{440}=\dfrac{-189}{220}\)

Answer 2

a: 56/720=7/90

b: 45/75=3/5

c: -360/300=-6/5

d: -126/270=-7/15

e: 42/1050=1/25

f: -378/440=-9/10

Answer 3

a, \(\dfrac{56}{720}=\dfrac{7}{90}\)
b, \(\dfrac{45}{75}=\dfrac{3}{5}\)
c, \(\dfrac{-360}{300}=\dfrac{-6}{5}\)
d, \(\dfrac{-126}{270}=\dfrac{-7}{15}\)
e, \(\dfrac{42}{1050}=\dfrac{1}{25}\)
g, \(\dfrac{-376}{440}=\dfrac{-189}{220}\)