👤

CÂT FACE 2 1/5:(-11)-2 1/10+ 2 1/5 URGENT

Răspuns :

2 1/5:(-11)-2 1/10+ 2 1/5 =

= (2×5+1)/5× (-1/11) - (2×10+1)/10+(2×5+1)/5=

= 11/5 × (-1/11) - 21/10 + 11/5 =

= - 1/5 - 21/10 + 11/5 =

= ( - 2 - 21 + 2×11)/10 =

= (-23 + 22)/10 =

= - 1/10