综合套题十
1.3 ÷ 1000 = 77 +887 = 89.1 × 10 =
7.23 × 1000 = 20 - 7.48 = 30 ×79 =
610 - 50 = 9.2 - 5.8 = 40 ÷ 1000 =
32.6 + 34 = 200 ÷ 25 = 23.8 + 56.8 =
2、简便计算
125 × (8 × 92 )




279 + 563 + 221 + 483 + 237




( 900 + 4 ) × 25




862 - (462 + 338 )




101 × 701 - 701




58000 ÷ (58 × 125 )




3、四则运算与灵活运用
36 × 880 ÷ 11




( 370 + 340 ) ÷ 5




3.75 - 3.52 + 1.25




366 - 31 × 2 + 486




6×[(58-26)×6+361]




9.7 - 4.99 + 6.6




1284 ÷ 116 × 29




1000 ÷ 25




660 ÷ (15 × 11) + 382