0×5、0×0、0+5三個算式的得數(shù)


  1. A.
    相等
  2. B.
    不都相等
  3. C.
    都不相等
B
分析：根據(jù)題意，分別計算出0×5、0×0、0+5三個算式的結(jié)果，然后再進一步選擇即可．
解答：根據(jù)題意可得：
0×5=0；
0×0=0；
0+5=5；
所以，0×5=0×0，但不等于0+5，也就是這三個算式的得數(shù)不都相等．
故選：B．
點評：本題主要考查有關(guān)0的乘法和加法，0乘任何數(shù)都得0，而任何數(shù)加0還得原數(shù)．
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科目：小學(xué)數(shù)學(xué) 來源： 題型：

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3×0.2×0.5=0.96÷0.3=1.5×0.4=
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8.4×0.2+1.6×0.2=8.4÷4.2=0.05×0.8=
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12×2.5=3.2÷1.6=3.5+3.5×3=
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科目：小學(xué)數(shù)學(xué) 來源： 題型：解答題

4.7+2.3=4.5×2=6.9-2.5=7.2×0.8=
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0.02×0.5=3.6÷0.3=6.3÷7=5.6÷100=
0.75÷0.25=0.125×8=4.8÷0.3=0.96÷2=
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3.6÷24=0.8×1.1=7.2+12.8=46.7-3.8=
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4.95÷0.9=9.65÷0.1=0.325×100=2.5×8=
0.56÷0.7=0.125×4=3.28×0.1=3.9÷0.13=
7.2×0.1=0.01×0.1=0.25×0.4=1.6÷0.8=
1÷2.5=1.25×0.8=3.2÷0.04=0÷1.7=
0.22×102=9.6÷0.8=5×0.24=4.5-0.05=
3.9÷0.1316.5÷0.5=5×0.12=24×0.5=
4.8×0.5=2.8+4.2=0.84÷2.1=5÷0.25=
7.8÷0.01=5.4÷0.6=3.2÷5=7×0.62=
0.56÷0.8=7.4-2.8=0.18÷0.2=0.16÷8=
4.5×0.02=8+7.2=1.2×30=0.012×0.2=
7.3×0.3=9÷6=3.6÷0.12=7.8÷0.6=
2÷5=4.5+5=0.3÷0.6=0.96÷0.2=
10.5×0.4=7.3+0.27=8×0.125=0.54÷0.6=
0.61+0.39=0.56÷28=10÷20=4.08÷0.4=
11-9.4=0.8×0.11=0.72+12.8=5.6÷0.01=
2.3×100=0.75×100=0.108÷2=10.8÷9=
0.7÷0.8=16-5.07=4.2×0.4=0.72×6=
12÷0.5=5.2×0.4=12.2÷0.2=5.6÷100=
0.41+3.7=0.02×0.5=7.2-0.8=1.4×0.5=
84÷0.21=0.75÷0.25=2.5×16=0.108÷2=
1.75+32.5=16-5.07=5.2÷13=1.64÷41=
1.02×0.2=0.26×0.3=8.4×0.02=1.29×6=
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0.8×0.13=0.34÷17=8.08÷0.4=0.5×2.2=
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6.4÷4=7.2÷1.8=0.7÷0.35=0.72÷1.44=
0.48÷0.04=1.25÷2.5=5.5+55=16.8÷8=
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