Question

1/9a*(-0,3)*(-7/12)*b*36/49*(-0.25)

Answer 1

$frac{1}{9}*a* frac{3}{10}* frac{7}{12}*b* frac{36}{49}*(- frac{25}{100})$$- frac{1*3*7*36*25}{9*10*12*49*100}*a*b$$- frac{1}{280}*ab$$frac{1}{9}*a*(-0.3)*(- frac{7}{12})*b* frac{36}{49}*(-0.25)$