①2019﹣1890÷18
②0.65×201
③
④9.4÷[(1.2+13)÷0.25]
⑤ ×[ ﹣( ﹣ )]
⑥(5.1+1.36× )×
301﹣81×35÷27 (52.05+5.1)÷9﹣2.9
5.4 +8 =
0.6×6 =
①3.6+6.4×0.65
②20-3.69÷1.8
④18.8×4+1.2÷0.25
⑤118×
⑥(0.74-0.74× )÷0.37
①3.26×5.3+0.74×5.3
② ×2.7+6.3÷5+
③ +(1.6+ )×10
④1.25×2.8× .
( + ﹣ )×72
1.5×[0.02÷(2.1﹣2.09)]
÷[1﹣( + )]
6.5×2.4+6.5×4.6+0.3×65
(7.8﹣2.4)÷ ×
÷[( ﹣ )÷ ]