89×6÷2
427-358 +373
653-176 + 24
8×46+46×92
(239+251)÷7
948-312-88
327-178 + 122
206×(621-617)
312÷4×7
4032÷6÷4
284+36-84
5634-534×3
1945-(545-331)
4×7×25
36×6-36
99×9+9
50×806
634÷6
9808÷7
3760×5
234×5=
204×5=
840×5=
6×261=
571×7=
245×4 =
261×3 =
312×5 =
6×613 =
570×7 =
369×2=
365×5=
199×5=
139×6=
421×5 =
774×4=
464×5=
289×5=
122×5=
832×5=
240×5=
270×3=
6×368 =
2×998 =
6×908=
4×318=
590×7=
496×7=
680×2=
555×7 =
239×8
261×9
312×4
6×713
870×7
242×7
437×7
369×2
461×5
692×5
4×368
690×7
708×4
229×7
465×5
499×5
129×6
274×4
364×5
286×5
332×5
240×6
270×8
6×998
7×908
4×308
396×7
680×3
355×7
298×7
779×7
169×7
280×2
281×3
817×6
1、824÷4×3 (601-246)÷5 201+232-365 =
(25+38)×15 (59-187)÷3 1500-125×8 =
25×8×9 =
(25+33) ×26 =
735-35×12=
22×4+221 =
(601-246)÷5 =
2+3×56=
540÷(65-59) =
21×3+410 =
201+232-365 =
63×147-198=
789-13×45 =
40÷2+174 =
2、147+72÷8 9×4+420 2×80÷4 =
120×5÷2 202+36÷9 30÷5+240 =
81÷9+877 =
80×6×2 =
100-50÷5 =
600×8÷3 =
66×5+774 =
770÷7+65 =
35-35÷7 =
40+100÷5 =
3、60-12×3 64÷8+456 640+60×4 = =
56÷7+36÷6 500×(400-396) 72÷9-5 =
564+264-453 =
9×80+980 =
14×6+9×5 =
12÷6+45×3 =
7650-(546+4530) =
9000-(4500+250) =
900÷(71-68) =
8×(910-720) =
65×9-450 =
6700+72÷8 =
180÷9-42÷6 =
760-540+1110 =