47/49×11/13×43/41÷13/98÷47/41÷22/43的简便运算?
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47/49×11/13×43/41÷13/98÷47/41÷22/43
=47/49×11/13×43/41×98/13×41/47×43/22
=43×43×47/47×98/49×11/22×13/13×41/41
=43×43
=1849
=47/49×11/13×43/41×98/13×41/47×43/22
=43×43×47/47×98/49×11/22×13/13×41/41
=43×43
=1849
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