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计算:1/3+3+1又1/211又1/4÷(1-1/2-1/4)23-3又8/9÷3/8×2又1/7计算:1/3+3+1又1/211又1/4÷(1-1/2-1/4)23-3又8/9÷3/8×2又1/7(4/5-1/3)÷8/95-3又/1/3×6/25-3又1/51/2×[10-(2又3/20=3/5)]2.5÷1/2-1又1/5×0.5(9.3×
题目详情
计算:1/3+3+1又1/2 11又1/4÷ (1-1/2-1/4) 23-3又8/9 ÷3/8×2又1/7
计算:1/3+3+1又1/2 11又1/4÷ (1-1/2-1/4) 23-3又8/9 ÷3/8×2又1/7 (4/5-1/3)÷8/9 5-3又/1/3×6/25-3又1/5 1/2×[10-(2又3/20=3/5)] 2.5÷1/2-1又1/5×0.5 (9.3×5/6-7.3)÷2又1/4
计算:1/3+3+1又1/2 11又1/4÷ (1-1/2-1/4) 23-3又8/9 ÷3/8×2又1/7 (4/5-1/3)÷8/9 5-3又/1/3×6/25-3又1/5 1/2×[10-(2又3/20=3/5)] 2.5÷1/2-1又1/5×0.5 (9.3×5/6-7.3)÷2又1/4
▼优质解答
答案和解析
1/3+3+1又1/2
=4+(1/3+1/2)
=4+5/6
=4又5/6
11又1/4÷ (1-1/2-1/4)
=11又1/4÷1/4
=11×4+1/4×4
=44+1
=45
23-3又8/9 ÷3/8×2又1/7
=23-35/9×8/3×15/7
=23-200/9
=7/9
(4/5-1/3)÷8/9
=7/12×9/8
=21/32
5-3又/1/3×6/25-3又1/5
=5-10/3×6/25-3又1/5
=5-(4/5+3又1/5)
=5-4
=1
1/2×[10-(2又3/20-3/5)]
=1/2×[10-1.55]
=1/2×8.45
=4.225
2.5÷1/2-1又1/5×0.5
=5-0.6
=4.4
(9.3×5/6-7.3)÷2又1/4
=(7.75-7.3)÷9/4
=0.45×4/9
=0.2
=4+(1/3+1/2)
=4+5/6
=4又5/6
11又1/4÷ (1-1/2-1/4)
=11又1/4÷1/4
=11×4+1/4×4
=44+1
=45
23-3又8/9 ÷3/8×2又1/7
=23-35/9×8/3×15/7
=23-200/9
=7/9
(4/5-1/3)÷8/9
=7/12×9/8
=21/32
5-3又/1/3×6/25-3又1/5
=5-10/3×6/25-3又1/5
=5-(4/5+3又1/5)
=5-4
=1
1/2×[10-(2又3/20-3/5)]
=1/2×[10-1.55]
=1/2×8.45
=4.225
2.5÷1/2-1又1/5×0.5
=5-0.6
=4.4
(9.3×5/6-7.3)÷2又1/4
=(7.75-7.3)÷9/4
=0.45×4/9
=0.2
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