28+47= 4-3.3= 120×30= 3.6÷O.12-0.12= 0.1 2 = 1 2 + 3 4 = 3 .
28+47=4-3.3=120×30=3.6÷O.12-0.12=0.12=12+34=34×29=24÷38=...
28+47= 4-3.3= 120×30= 3.6÷O.12-0.12= 0.1 2 = 1 2 + 3 4 = 3 4 × 2 9 = 24÷ 3 8 =
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