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45 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
50+160÷40
(58+370)÷(64-45)
120-144÷18+35
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
32.52-(6+9.728÷3.2)×2.5
(7.1-5.6)×0.9-1.15] ÷2.5
5.4÷[2.6×(3.7-2.9)+0.62]
12×6÷(12-7.2)-6 (4)12×6÷7.2-6
2/3÷1/2-1/4×2/5
2-6/13÷9/26-2/3
2/9+1/2÷4/5+3/8
10÷5/9+1/6×4
1/2×2/5+9/10÷9/20
58+37)÷(64-9×5)
95÷(64-45)
.178-145÷5×6+42 420+580-64×21÷28
.812-700÷(9+31×11) (136+64)×(65-345÷23)
.85+14×(14+208÷26)
(284+16)×(512-8208÷18)
.120-36×4÷18+35
.(58+37)÷(64-9×5)
.(6.8-6.8×0.55)÷8.5
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
50+160÷40
(58+370)÷(64-45)
120-144÷18+35
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
32.52-(6+9.728÷3.2)×2.5
(7.1-5.6)×0.9-1.15] ÷2.5
5.4÷[2.6×(3.7-2.9)+0.62]
12×6÷(12-7.2)-6 (4)12×6÷7.2-6
2/3÷1/2-1/4×2/5
2-6/13÷9/26-2/3
2/9+1/2÷4/5+3/8
10÷5/9+1/6×4
1/2×2/5+9/10÷9/20
58+37)÷(64-9×5)
95÷(64-45)
.178-145÷5×6+42 420+580-64×21÷28
.812-700÷(9+31×11) (136+64)×(65-345÷23)
.85+14×(14+208÷26)
(284+16)×(512-8208÷18)
.120-36×4÷18+35
.(58+37)÷(64-9×5)
.(6.8-6.8×0.55)÷8.5
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我要的是分数的
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