①8.65×1.2+1.35×1.2
②5.6×1.25
③2.5×(4+0.6)
④21.6×99+21.6
⑤1.56×101
⑥7.5×1.25×2×8
0.45×12×0.2 7.09×10.8-0.8×7.09 0.63×101
(1.5+0.35)×0.4 3.2×2.5×12.5 4.87×2.34+48.7×0.266
①54×98
②(+﹣)×24
③4.86×[1÷(2.1﹣2.09)]
④8﹣
①
②36×()
③
④
⑤3.24×0.76+3.24×0.24
⑥