`0.2xx0.003xx0.004xx0.005=`

3xx0.3xx0.03xx0.003xx30=?0.0000243*0.000243(c)0.00243(d)0.0243

3xx0.3xx0.03xx0.003xx30=0.0000243 (b) 0.0002430.00243 (d) 0.0243

The simplification of (0.06xx0.06xx0.06-0.05xx0.05xx0.05)/(0.06xx0.06+0.06xx0.05+0.05xx0.05) gives:

(0.06xx0.06xx0.06-0.05xx0.05xx0.05)/(0.06xx0.06+0.06xx0.05+0.05xx0.05) gives

(0.7xx0.05xx0.004)/(0.07xx0.04)=

3xx0. 3xx0. 03xx0. 003xx30= (a) 0.0000243 (b) 0.000243 (c) 0.00243 (d) 0.0243