
0.7➗3.78等于多少?
1个回答
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解:0.7÷3.78等于( 5/27 ),【即约等于0.19】
∵已知需求出0.7÷3.78等于多少
∴0.7 ÷ 3.78
= 7/10 ÷(3×100+78)/100
= 7/10 ÷ 378/100
= 7/10 × 100/378
= 7/10 × 50/189
= (7×5)/189
= 35/189
= 5/27
= 0.1851851852
≈ 0.19
答:0.7÷3.78等于5/27,【即约等于0.19】
∵已知需求出0.7÷3.78等于多少
∴0.7 ÷ 3.78
= 7/10 ÷(3×100+78)/100
= 7/10 ÷ 378/100
= 7/10 × 100/378
= 7/10 × 50/189
= (7×5)/189
= 35/189
= 5/27
= 0.1851851852
≈ 0.19
答:0.7÷3.78等于5/27,【即约等于0.19】
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