bài 1: Tính hợp lí
a) 666-(-422)-100+88 b) 4567+(-6789)+369-567
c) (2018-119+29)-(-119+29)
d) \(\frac{7}{19}\)\(.\) \(\frac{8}{11}\)\(+\)\(\frac{7}{19}\)\(.\)\(\frac{3}{11}\)\(-\)\(\frac{26}{19}\)
e) \(\frac{318}{241}\)\(.\)\(\frac{512}{743}\)\(-\)\(\frac{318}{241}\)\(.\)\(\frac{512}{743}\)