
0.25×3.2×1.2
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解:0.25×3.2×1.2等于( 24/25 ),【即等于0.96】
∵已知需求出0.25×3.2×1.2等于多少
∴0.25 × 3.2 × 1.2
= 25/100 × (3×10+2)/10 × (1×10+2)/10
= 1/4 × 32/10 × 12/10
= 1/4 × 16/5 × 6/5
= 4/5 × 6/5
= 24/25
= 0.96
答:0.25×3.2×1.2等于24/25,【即等于0.96】
∵已知需求出0.25×3.2×1.2等于多少
∴0.25 × 3.2 × 1.2
= 25/100 × (3×10+2)/10 × (1×10+2)/10
= 1/4 × 32/10 × 12/10
= 1/4 × 16/5 × 6/5
= 4/5 × 6/5
= 24/25
= 0.96
答:0.25×3.2×1.2等于24/25,【即等于0.96】
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