Question

50分之11×50分之14+25分之8×55+75分之11×15减算？

Answer 1

11/50*14/50+8/25*55+11/75*15
=77/（50*25）+8/5*11+11/5
=77/1250+88/5+11/5
=77/1250+（88/5+11/5）
=77/1250+99/5
=77/1250+19+4/5
=19+（77/1250+1000/1250）
=19+1077/1250
=19+0.8616
=19.8616

Answer 2

解:11/50×14/50+8/25×55+11/75×15
=11/5×14/500+11/5×8+11/5
=11/5×(14/500+8+1)
=11/5×4514/500
=49654/2500
=24827/1250