Toán 5

N

nguyenbahiep1

câu 1

[TEX]\frac{32.218-32.216}{62-58+54-50+...+22-16} = \frac{32.(218-216)}{4+4+4+...+4} \\ \Rightarrow \frac{32.2}{6.4} = \frac{8}{3}[/TEX]

câu 2

[TEX]\frac{48.700 - 24.700}{5+5+5+5+15} = \frac{700(48-24)}{4.5 + 3.5} = \frac{700.24}{7.5} = 480[/TEX]
 
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