Toán Lớp 7: tính nhanh
11/24 – 5/41+13/24+0,5-36/41
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Toán Lớp 7: tính nhanh
11/24 – 5/41+13/24+0,5-36/41
Comments ( 2 )
Ta có: $\frac{11}{24}$+$\frac{13}{24}$-$\frac{5}{41}$-$\frac{36}{41}$+0,5
= ($\frac{11}{24}$+$\frac{13}{24}$)-($\frac{5}{41}$+$\frac{36}{41}$)+0,5
= 1-1+0,5
= 0,5
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