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Mathematical calculation：
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Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
It supports mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Computation
20+13=
57+43=
56+12=
28-21=
71+29=
77-30=
89-63=
29-14=
84-47=
50-28= 81-31= 75+17=
80-43= 35-19= 76-33= 89-38= 86-76= 74-21= 86-43= 73-38= 80-55=
18-14= 99-69= 23-15= 96-90= 48-20= 62-36= 82-72= 13+14= 80-31=
67-47= 89-38= 61-51= 17-11= 95-87= 74-26= 52-13= 54-24= 39-13=
69-23= 77-35= 84-20=
99-72= 97-96= 81-65= 68-32= 96-2= 88-40= 78-10= 88-26= 62-61=
95-25= 34-26= 76-59= 18-15= 41-11= 49-31= 45-40= 70-11= 85-47=
88-30= 84-29= 82-20= 68-27= 39+21= 19-12= 40-27= 57-34= 88-72=
44-16= 26-10= 87-64=
65-10= 88-78= 58-19= 63-14= 70-35= 91-66= 73-23= 64-14= 78-37=
16+14= 87-60= 44-17= 60-53= 67-32= 66-33= 54-21= 89-79= 96-3=
82-69= 76-54= 96-45= 26-9= 93-74= 59-33= 84-52= 50-42= 81-49=
727.5－4.7＝ 5654.7＋2.9＝ 635.3－3.8＝ 545.6＋8.8＝ 258.3－4.7＝ 462.6＋4.8＝ 895.5－1.8＝ 781.7＋9.5＝
888.6－3.9= 555.5－4.7= 888.4-2.8= 999.4-8.7= 812.8＋4.7＝ 889.4－5.5＝ 763.6＋3.7＝ 674.4－2.8＝
227.5－4.7＝ 224.7＋2.9＝ 225.3－3.8＝ 225.6＋8.8＝ 228.3－4.7＝ 222.6＋4.8＝ 225.5－1.8＝ 221.7＋9.5＝
228.6－3.9= 225.5－4.7= 238.4-2.8= 239.4-8.7= 112.8＋4.7＝ 119.4－5.5＝ 223.6＋3.7＝ 224.4－2.8＝
107.5－4.7＝ 104.7＋2.9＝ 105.3－3.8＝ 105.6＋8.8＝ 108.3－4.7＝ 102.6＋4.8＝ 105.5－1.8＝ 101.7＋9.5＝
108.6－3.9= 105.5－4.7= 108.4-2.8= 109.4-8.7= 112.8＋4.7＝ 109.4－5.5＝ 103.6＋3.7＝ 104.4－2.8＝
83.5-9.5= 101.2-17.4= 62.3+4.1= 73.9-4.5= 9.9+1.8= 8.2+5.9= 10.9+6.5= 67.5+5.5=
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50-28= 81-31= 75+17=
80-43= 35-19= 76-33= 89-38= 86-76= 74-21= 86-43= 73-38= 80-55=
18-14= 99-69= 23-15= 96-90= 48-20= 62-36= 82-72= 13+14= 80-31=
67-47= 89-38= 61-51= 17-11= 95-87= 74-26= 52-13= 54-24= 39-13=
69-23= 77-35= 84-20=
99-72= 97-96= 81-65= 68-32= 96-2= 88-40= 78-10= 88-26= 62-61=
95-25= 34-26= 76-59= 18-15= 41-11= 49-31= 45-40= 70-11= 85-47=
88-30= 84-29= 82-20= 68-27= 39+21= 19-12= 40-27= 57-34= 88-72=
44-16= 26-10= 87-64=
65-10= 88-78= 58-19= 63-14= 70-35= 91-66= 73-23= 64-14= 78-37=
16+14= 87-60= 44-17= 60-53= 67-32= 66-33= 54-21= 89-79= 96-3=
82-69= 76-54= 96-45= 26-9= 93-74= 59-33= 84-52= 50-42= 81-49=
727.5－4.7＝ 5654.7＋2.9＝ 635.3－3.8＝ 545.6＋8.8＝ 258.3－4.7＝ 462.6＋4.8＝ 895.5－1.8＝ 781.7＋9.5＝
888.6－3.9= 555.5－4.7= 888.4-2.8= 999.4-8.7= 812.8＋4.7＝ 889.4－5.5＝ 763.6＋3.7＝ 674.4－2.8＝
227.5－4.7＝ 224.7＋2.9＝ 225.3－3.8＝ 225.6＋8.8＝ 228.3－4.7＝ 222.6＋4.8＝ 225.5－1.8＝ 221.7＋9.5＝
228.6－3.9= 225.5－4.7= 238.4-2.8= 239.4-8.7= 112.8＋4.7＝ 119.4－5.5＝ 223.6＋3.7＝ 224.4－2.8＝
107.5－4.7＝ 104.7＋2.9＝ 105.3－3.8＝ 105.6＋8.8＝ 108.3－4.7＝ 102.6＋4.8＝ 105.5－1.8＝ 101.7＋9.5＝
108.6－3.9= 105.5－4.7= 108.4-2.8= 109.4-8.7= 112.8＋4.7＝ 109.4－5.5＝ 103.6＋3.7＝ 104.4－2.8＝
83.5-9.5= 101.2-17.4= 62.3+4.1= 73.9-4.5= 9.9+1.8= 8.2+5.9= 10.9+6.5= 67.5+5.5=
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