1/1/4=?
5(2w+4)-14w
12ky2+8kg-20k
2(3y+1)-6
100/29 *5 *48/60
-4(v+3)-3(v+6)
2/3=1/3*2
Evaluate (0.6744)^2 - (0.3256)^2 \ 0.05 correct to three significant figures
15/2.5
2=1*1/2