1 1.29+6.52= 41 21.6+5.47= 81 3.5×103= 121 128÷0.4= 161 9.8+6.28=2 5.32-0.93= 42 16.8+5.47= 82 0.7...
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0.328÷8=3.51÷3=7.21÷7=23÷25=3.64÷14=37.8÷28=600÷50=42×0.16=84×0.25=0.36×0.9=2.4÷3=20×0.5...
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