Toán Lớp 6: B=1+2+3+4+…+200/6+8+10+…+34
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Toán Lớp 6: B=1+2+3+4+…+200/6+8+10+…+34
Comments ( 2 )
B = frac{1+2+3+4+…+200}{6+8+10+….+34}
B = frac{(200 + 1) . [(200 – 1) : 1 + 1] : 2}{(34 + 6) . [(34 – 6) : 2 + 1] : 2}
B = frac{40200}{300}
B = 134
Vậy B = 134
$#Dream$
B=(1+2+3+4+…+200)/(6+8+10+12+….+34)
B={(200+1).[(200-1):1+1]}/((34+6).[(36-6):2+1]
B=402000/600
B=67
Vậy B=67