Resolva as operaçoes abaixo: (ME AJUDEM!!)
( -7/8 ) : 2/3=
( -4/9 ) : (-3)=
( -2/5 )+1/4=
3/7 - (-1/5)=
31/3 + 1/2=
1 - 3,47=
-4,7 + 2 -1,75 + 1,48=
( -4/9) : (-3)=
( 22/3) : 5/6=
(-9) : (0,5)=
( -7/8 ) : 2/3=
( -4/9 ) : (-3)=
( -2/5 )+1/4=
3/7 - (-1/5)=
31/3 + 1/2=
1 - 3,47=
-4,7 + 2 -1,75 + 1,48=
( -4/9) : (-3)=
( 22/3) : 5/6=
(-9) : (0,5)=
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4/27
-2 x 4 + 5/20 = -8+5 /20 = -3/20
3/7 + 1/5 = 15 + 7/35 = 22/35
31/3 + 1/2 = 62 + 3 /6 = 66/6 = 11
1 -3,47 = 2,47
-4,7 + 2 -1,75 + 1,48 = 2,97
Ja respondi
132/15 = 44/5
-18