25070210103904

· 33字 · 1分钟
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95-(49÷7)=88 80+13=93 26+(21÷7)=29
85.25-4.0=81.25 76×70-10=5310 4×124=496
89+8=97 308÷4=77 50×2=100
57+(78×14)=1149 14+(91×45)=4109 40-(33÷3)=29
28.7+85.74=114.44 22-(63÷7)=13 79×(96-29)=5293
63.33-13.86=49.47 73.46+67.88=141.34 55-47=8
86.44-6.99=79.45 686÷7=98 217÷7=31
35.3+92.29=127.59 29×128=3712 82+(35×18)=712
$\frac{23}{45}$-$\frac{1}{45}$=$\frac{22}{45}$ $\frac{43}{51}$+$\frac{7}{51}$=$\frac{50}{51}$ $\frac{6}{15}$+$\frac{5}{15}$=$\frac{11}{15}$
$\frac{47}{48}$-$\frac{1}{48}$=$\frac{46}{48}$ $\frac{5}{8}$-$\frac{2}{8}$=$\frac{3}{8}$ $\frac{87}{95}$-$\frac{2}{95}$=$\frac{85}{95}$