2X 41846-620-380
4.8 X 46+4.8 X 54 0.8+0.8 X 2.5
1.25 X 3.6 X 8X 2.5 -12.5 X 2.4 28X 12.5-12.5 X20 23.65- (3.07+3.65 )
(4+0.4 X 0.25 ) 8X 7X 1.25
1.65 X 99+1.65 27.85- (7.85+3.4 )
48X 1.25+50 X 1.25 X 0.2 X 8 7.8 X 9.9+0.78 (1010+309+4+681+6X 12 3X 9146X 782X 6X 854 5.15 X 7/8+6.1 -0.60625 3/7 X 49/9 - 4/3 8/9 X 15/36 + 1/27 12X 5/6 - 2/9 X 3 8X 5/4 + 1/4 6- 3/8
— 3/8 - 6
4/7 X 5/9 + 3/7 X 5/9 5/2 - ( 3/2 + 4/5 )
7/8 + ( 1/8 + 1/9 ) 9. 9 X 5/6 + 5/6
6 X( 1/2 + 2/3 )
8 x 4/5 + 8 x 11/5 31 x 5/6 - 5/6
9/7 - ( 2/7 - 10/21 ) 5/9 x 18 - 14 x 2/7 4/5 x 25/16 + 2/3 x 3/4 14 x 8/7 - 5/6 x 12/15 17/32 — 3/4 x 9/24 3 x 2/9 + 1/3 5/7 x 3/25 + 3/7 3/14 x 2/3 + 1/6 1/5 x 2/3 + 5/6 9/22 + 1/11 - 1/2 5/3 x 11/5 + 4/3 45 x 2/3 + 1/3 x 15 7/19 + 12/19 x 5/6 1/4 + 3/4 - 2/3 8/7 x 21/16 + 1/2 101 x 1/5 — 1/5 x 21 50+ 160-40
(58+370) + ( 120-144- 18+35 347+45x2-4160- 52
64-45)
(58+37)-( 64-9 x 5)
95-( 64-45)
178-145+ 5X 6+42 420+580-64 X 21-28 812-700 -( 9+31X 11) (136+64)X( 65-345 - 23)
85+14X( 14+208- 26)
(284+16)X( 512-8208 - 18)
120-36 X 4-18+35
(58+37)-( 64-9 X 5)
(6.8- 6.8 X 0.55) - 8.5 0.12 X 4.8 - 0.12 X 4.8
(3.2 X 1.5+2.5 ) - 1.6 (2) 3.2 X( 6-1.6 - 4 5.38+7.85-5.37 7.2 - 0.8-1.2 X 5 6-1.19 X3-0.43
47.6.5 X( 4.8-1.2 X 4) 0.68 X 1.9+0.32 X 1.9 48.10.15- 10.75 X 0.4 -5.7 49.5.8 X( 3.87-0.13 ) +4.2 X 3.74 50.32.52- (6+9.728 - 3.2 ) X 2.5 51.[ (7.1-5.6 ) X 0.9-1.15] -2.5 52.5.4 - [2.6 X( 3.7-2.9 ) +0.62]
) - 1.6
1.5+2.5
初中数学计算题(200道)
