文档介绍:递等式专项练****br/>要认真计算啊!加油!(供参考,有选择的做)
824÷ 4x3(601-246)÷ 5201+232-365
25+38)x15
25x8x9
(25+33)X26
+221
147+72÷ 8
120× 5÷ 2800-×7180
÷8+64 2800+32 × 6
÷9)÷ (56 ÷ 8)
60× 8+1570
21×3+410
9×4+420
202+36÷ 91600 ÷2+230
÷3 ×9
÷6×9
÷9 ×8
× (23-17)
÷2+174
×80÷4
÷5+240
3 / 7
(
81÷9+87766 × 5+774921+7 × 4
80× 6× 2770 ÷ 7+65807+20÷ 2
100-50÷ 535-35÷ 7302+30× 2
600× 8÷ 3
60-12× 3
5×7-48÷ 6
10×4-20÷ 4
35÷5+8× 7
72÷8+9× 5
56÷7+36÷ 6
564+264-45340+100÷ 5
64÷8+456
42÷7+36÷ 6
15÷3+10÷ 5
72÷9-36÷ 6
36÷4+21× 2
500× (400-396)
7650-(546+4530)434+25× 5
640+60× 4
37×4+19× 8
4 / 7
25÷5+42÷ 6
21×4-54÷ 9
25÷5-16÷ 4
72÷9-5
65× 9-450
9× 80+9809000-(4500+250)6700+72 ÷ 8
14× 6+9× 5900 ÷ (71-68)180 ÷ 9-42 ÷ 6
12÷6+45× 38× (910-720)760-540+1110
6500+1250-3500
2400 ÷6-45
4000 ÷ 8 + 350
630 ÷9 + 320
(6900-2400) ÷ 5
280×4 ÷5
960÷ 4× 9
(6900-2400) ÷ 580× 30+5600
×7-180
÷8+64
2800+32 × 6
72÷9)÷ (56 ÷ 8)
60× 8+1570
5 / 7
350÷ 5× 9
75÷ 15+20× 59450-3200-4200
1600 ÷2+230
÷3 ×9
÷6×9
÷9 ×8
× (23-17)
÷ 5+1250
30