20,2x5,1-30,3x3,4+14,58/14,58x460+7,29x540x2
20,2x5,1-30,3x3,4+14,58
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14,58x460+7,29x540x2
Tính nhanh 20,2x5,1-30,3x3,4+14,58 / 14,58x460+7,29x540x2
a)Tính nhanh:
\(\frac{20,2x5,1-30,3+3,4+14,58}{14,58x460+7,29x540x2}\)
b)Tìm y biết
(y + \(\frac{1}{3}\)) + (y+\(\frac{1}{9}\)) + (y+\(\frac{1}{27}\)) + (y+\(\frac{1}{81}\)) = \(\frac{56}{81}\)
\(\frac{20,2\times5,1-30,3\times3,4+14,58}{14,58\times460+7,29\times540\times2}\)
Tính nhanh nha giúp mình với.
Tinh nhanh 20,2×5,1-30,3×3,4+14,58/14,58×460+7,29×540×2.
20,2*5,1-30,3*3,4+14,58
14,58*460+7,29*540*2
tính nhanh
20,2 x 5,1 - 30,3 x 3,4 + 14,58/ 14,58 x 460 + 7,29 x 540 x 2
24,2 x 5,1 - 34,3 x 3,4 + 14,58
14,58 x 460+7,29 x 540- 2