Toán Lớp 6: bài 1 . tính a) 1/9 + -2/9 b) -3/5 + 2/-5 c) 6/13 + -14/39 d) -7/21 + 1/3 e) 1/2 + -2/3 + 1/6 f) -7/21 + -9/36 g) -12/18 + -21/35 h) 18/24 + -35/10 Nhanh với ạ

a,-1/9 b,-1 c,4/39 d,0 e,0 f,-7/12 g,-19/15 h,-11/4

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Toán Lớp 6: bài 1 . tính a) 1/9 + -2/9 b) -3/5 + 2/-5 c) 6/13 + -14/39 d) -7/21 + 1/3 e) 1/2 + -2/3 + 1/6 f) -7/21 + -9/36

Home/ Toán Lớp 6: bài 1 . tính a) 1/9 + -2/9 b) -3/5 + 2/-5 c) 6/13 + -14/39 d) -7/21 + 1/3 e) 1/2 + -2/3 + 1/6 f) -7/21 + -9/36