Subtract:
−58\dfrac{-5}{8}8−5 from −1316\dfrac{-13}{16}16−13
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−1316−−58\dfrac{-13}{16} - \dfrac{-5}{8}16−13−8−5
LCM of 16 and 8 is 2 x 2 x 2 x 2 = 16
−13×116×1−−5×28×2=−1316−−1016=−13−(−10)16=−13+1016=−316\dfrac{-13 \times 1}{16 \times 1} - \dfrac{-5 \times 2}{8 \times 2}\\[1em] = \dfrac{-13}{16} - \dfrac{-10}{16}\\[1em] = \dfrac{-13 - (-10)}{16}\\[1em] = \dfrac{-13 + 10}{16}\\[1em] = \dfrac{-3}{16}16×1−13×1−8×2−5×2=16−13−16−10=16−13−(−10)=16−13+10=16−3
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49\dfrac{4}{9}94 from −59\dfrac{-5}{9}9−5
14\dfrac{1}{4}41 from −38\dfrac{-3}{8}8−3
−922\dfrac{-9}{22}22−9 from 533\dfrac{5}{33}335
The sum of two rational numbers is 920\dfrac{9}{20}209. If one of them is 25\dfrac{2}{5}52, find the other.
