27.3+73.2+72.7 43.25- 10.4-3.25
5.85-(1.89+1.85) 14.37-(7.42-4.37)
64.3-18.75+15.7-11.25
=976-(148+52)
=976-200
=776 ( )改正:
=376-176+59
=200+59
=259 ( )改正:
(团体票人数≥11人)