a. -5/7×2/11+ -5/7×9/11+12/7 b.-4/5×1/2+ -4/5×1/3- -4/5÷1/4 c.1/4+3/4×(-1/2+2/3 d.2/5-3/4-1/2 e.7/2- 50/100 f.8/15× -9/14+8/15× -5/14 g.-3/7+5/13+ -4/

Bởi

a. -5/7×2/11+ -5/7×9/11+12/7
b.-4/5×1/2+ -4/5×1/3- -4/5÷1/4
c.1/4+3/4×(-1/2+2/3
d.2/5-3/4-1/2
e.7/2- 50/100
f.8/15× -9/14+8/15× -5/14
g.-3/7+5/13+ -4/7
h.146/13 – (18/7 + 68/13

0 bình luận về “a. -5/7×2/11+ -5/7×9/11+12/7 b.-4/5×1/2+ -4/5×1/3- -4/5÷1/4 c.1/4+3/4×(-1/2+2/3 d.2/5-3/4-1/2 e.7/2- 50/100 f.8/15× -9/14+8/15× -5/14 g.-3/7+5/13+ -4/”

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