Question

calcule o valor de cada expressao
a 1/2-(-3/5) + 7/10=
b -(-1) - (-4/3) + 5/6=
c 2-(-2/3 - 1/4 ) + 0,1=
d (-1+1/2)-(-1/6+ 2/3)=
e 2-[3/5-(-1/2+1/4]=
f 3-[-1/2-(0,1+1/4)=
o numeros que estao assim 1/4 sao fraçao me ajudem

Answer 1

http://pt.numberempire.com/fractionscalculator.php