Toán Lớp 5: 1+5/8×19/31×16/10×1 12/19- 12/19 giúp mik với
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Toán Lớp 5: 1+5/8×19/31×16/10×1 12/19- 12/19 giúp mik với
Comments ( 2 )
Đáp án:
Đề: 1+5/8×19/31×16/10×1 12/19-12/19
= 1+5/8×19/31×8/5×31/19-12/19
= 1+1-12/19
=38/19-12/19
= 26/19