1
3
×
1
4
÷
1
3
×
1
4
=
分析:先把除法變成乘法,然后運(yùn)用乘法結(jié)合律簡算.
解答:解:
1
3
×
1
4
÷
1
3
×
1
4
,
=
1
3
×
1
4
×3×
1
4
,
=(
1
3
×3)×(
1
4
×
1
4
),
=1×
1
16
,
=
1
16
點(diǎn)評(píng):本題要注意運(yùn)算順序,不能先算除號(hào)左右的乘法,再算除法,不要比數(shù)字迷惑.
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