Question

adicion y sustracción de decimales
efectua las operaciones:
$0.25 + 3(5.25 - 3 \frac{1}{2} ) + 3. {2}^{2}$

Answer 1

(1/4)+3(525/100-7/2)+(32/10)^2 (1/4)+3(21/4-14/4)+(16/5)^2 (1/4)+3(7/4)+(16/5)^2 (1/4)+21/4+256/25 22/4+256/25 (22×25+4×256)/(4×25) (550+1024)/100 1574/100 15.74