| 180¡Â60= | 12¡Á25= | 0¡Â90= |
| 4¡Á5¡Â4¡Á5= | 0.25¡Á4+4= | 131+218+269+182= |
| 25¡Á6¡Á4= | 420¡Â35= | 36¡Á5¡Á4= |
| 120¡Â5¡Â3= | 198-75-25= | 120-20¡Â5= |
| 59ÒÚ-58ÒÚ= | £¨1.3+3.5£©¡Â0.6= | 75¡Â2.5= |
| 0.45¡Â1.25¡Â8= | 2.5¡Á7.6¡Á4= | 97.6¡Â0.02= |
| 8.8-£¨0.25+0.4£©= | 0.25+87+0.75= | 0.8-0.35¡Á2= |
| 0.1¡Â0.01¡Á0.1= | 9.9+9.9¡Á99= | 2.7¡Á3.6+6.4¡Á2.7= |
| 720¡Â8¡Â9= | 2.9+5.7+2.1= | 2-0.16-0.64= |
| 16.7+84.5-16.7= | 6.8-£¨3.8+2.9£©= | 9¡Á1.3+9¡Á6.7= |
| 5.5-5.25+5.2= | 0.8¡Á25-10= | 42.8¡Á25¡Á4= |
| 7.2+2.8= | 0.9¡Â0.01= | 3.5+7.6= |
| 3¡Á0.2¡Á0.5= | 0.96¡Â0.3= | 1.5¡Á0.4= |
| 7¡Â0.25= | 2.5¡Á0.7¡Á0.8= | 8-2.5= |
| 16¡Â1.6= | 5.6¡Á1.01= | 8¡Á£¨2.5+0.25£©= |
| 0.36+0.64= | 64.32¡Â16= | 72.8¡Â0.8= |
| 8.4¡Á0.2+1.6¡Á0.2= | 8.4¡Â4.2= | 0.05¡Á0.8= |
| 2.56-0.37= | 1.23¡Á3= | 25¡Á0.8¡Á0.5= |
| 12¡Á2.5= | 3.2¡Â1.6= | 3.5+3.5¡Á3= |
| 19.6¡Â2= | 8.8¡Â2.2= | 3.9+2.03= |
| 7.2¡Á0.3+2.8¡Á0.3= | 13.8+9.9= | 2.4¡Á2.5= |
| 0.75¡Á4= | £¨1.5+0.25£©¡Á4= | 4.2¡Â0.1= |
| 4.2¡Â3.5= | 2.14-0.9= | 27+456+73= |
| 12¡Â0.3= | 2.87¡Â0.7= | 13¡Â4= |
| 24¡Â4+56¡Â4= | 2.1¡Á0.3¡Â2.1= | 2.3-0¡Â8.1= |
| 1.37-1.37¡Â1.37= | 4.4¡Â£¨5¡Á0.2£©= | 7¡Á1.3= |
| 0.96¡Â0.06= | 0.36¡Á0.3= | 0.35¡Â0.7= |
| 13.65¡Â13= | 4¡Á0.8¡Á0.25¡Á1.25= | 13+0.7¡Â0.7= |
| 7.05¡Á23.7+7.05¡Á76.3= | 0.125¡Á3.2¡Á2.5= | £¨12+23.1¡Â0.75£©¡Á0.4-5.12= |
| 728+199= | 637-201= | 16¡Á25= |
| 1.6¡Á[£¨12-7.2£©¡Â£¨0.84¡Â2.1£©]= |
| ½â£º180¡Â60=3 | 12¡Á25=300 | 0¡Â90=0 |
| 4¡Á5¡Â4¡Á5=25 | 0.25¡Á4+4=5 | 131+218+269+182=800 |
| 25¡Á6¡Á4=600 | 420¡Â35=12 | 36¡Á5¡Á4=720 |
| 120¡Â5¡Â3=8 | 198-75-25=98 | 120-20¡Â5=116 |
| 59ÒÚ-58ÒÚ=1ÒÚ | £¨1.3+3.5£©¡Â0.6=8 | 75¡Â2.5=30 |
| 0.45¡Â1.25¡Â8=0.045 | 2.5¡Á7.6¡Á4=76 | 97.6¡Â0.02=4880 |
| 8.8-£¨0.25+0.4£©=8.15 | 0.25+87+0.75=88 | 0.8-0.35¡Á2=0.1 |
| 0.1¡Â0.01¡Á0.1=1 | 9.9+9.9¡Á99=990 | 2.7¡Á3.6+6.4¡Á2.7=27 |
| 720¡Â8¡Â9=10 | 2.9+5.7+2.1=10.7 | 2-0.16-0.64=1.2 |
| 16.7+84.5-16.7=84.5 | 6.8-£¨3.8+2.9£©=0.1 | 9¡Á1.3+9¡Á6.7=72 |
| 5.5-5.25+5.2=5.45 | 0.8¡Á25-10=10 | 42.8¡Á25¡Á4=4280 |
| 7.2+2.8=10 | 0.9¡Â0.01=90 | 3.5+7.6=11.1 |
| 3¡Á0.2¡Á0.5=0.3 | 0.96¡Â0.3=3.2 | 1.5¡Á0.4=0.6 |
| 7¡Â0.25=28 | 2.5¡Á0.7¡Á0.8=1.4 | 8-2.5=5.5 |
| 16¡Â1.6=10 | 5.6¡Á1.01=5.656 | 8¡Á£¨2.5+0.25£©=22 |
| 0.36+0.64=1 | 64.32¡Â16=4.02 | 72.8¡Â0.8=91 |
| 8.4¡Á0.2+1.6¡Á0.2=2 | 8.4¡Â4.2=2 | 0.05¡Á0.8=0.04 |
| 2.56-0.37=2.19 | 1.23¡Á3=3.69 | 25¡Á0.8¡Á0.5=10 |
| 12¡Á2.5=30 | 3.2¡Â1.6=2 | 3.5+3.5¡Á3=14 |
| 19.6¡Â2=9.8 | 8.8¡Â2.2=4 | 3.9+2.03=5.93 |
| 7.2¡Á0.3+2.8¡Á0.3=3 | 13.8+9.9=23.7 | 2.4¡Á2.5=6 |
| 0.75¡Á4=3 | £¨1.5+0.25£©¡Á4=7 | 4.2¡Â0.1=42 |
| 4.2¡Â3.5=1.2 | 2.14-0.9=1.24 | 27+456+73=556 |
| 12¡Â0.3=40 | 2.87¡Â0.7=4.1 | 13¡Â4=3.25 |
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| 728+199=927 | 637-201=436 | 16¡Á25=400 |
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