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    13.6+6.8= 15.6+4.7= 16.5-5.7= 14.7+1.8= 19.4-3.8= 18.4-3.7= 12.7+6.7= 19.5-7.9=
    18.7-4.5= 17.6+2.8= 11.7+5.9= 19.8-5.9= 15.8+1.9= 14.3-1.9= 13.6+3.8= 19.4-3.6=
    8.6+6.8= 10.6+4.7= 11.5-5.7= 9.7+1.8= 14.4-3.8= 13.4-3.7= 17.7+6.7= 14.5-7.9=
    13.7-4.5= 12.6+2.8= 6.7+5.9= 14.8-5.9= 10.8+1.9= 9.3-1.9= 8.6+3.8= 14.4-3.6=
    27.5-4.7= 24.7+2.9= 25.3-3.8= 25.6+8.8= 28.3-4.7= 22.6+4.8= 25.5-1.8= 21.7+9.5=
    28.6-3.9= 25.5-4.7= 28.4-2.8= 29.4-8.7= 22.8+4.7= 29.4-5.5= 23.6+3.7= 24.4-2.8=
    17.5-4.7= 14.7+2.9= 15.3-3.8= 15.6+8.8= 18.3-4.7= 12.6+4.8= 15.5-1.8= 11.7+9.5=
    18.6-3.9= 15.5-4.7= 18.4-2.8= 19.4-8.7= 22.8+4.7= 19.4-5.5= 13.6+3.7= 14.4-2.8=
    12.5-4.7= 9.7+2.9= 10.3-3.8= 10.6+8.8= 13.3-4.7= 7.6+4.8= 10.5-1.8= 6.7+9.5=
    12.3-5.8= 15.9-3.9= 2.7+4.8= 4.9-2.8= 17.8+4.7= 14.4-5.5= 8.6+3.7= 9.4-2.8=
    5.9+10.7= 10.4-3.1= 14.1+13.6= 11.7+2.6= 3.1-2.1= 8.3-7.3= 8.5+9.5= 9.3-0.3=
    8.5+1.5= 7.3-2.5= 10.5-2.5= 32.5+7.6= 3.7+2.3= 15.4-2.7= 11.5+7.3= 10.2+8.7=
    7.5-4.7= 4.7+2.9= 1.4+0.4= 3.1+0.3= 1.4-0.4= 51.5-26.5= 45.2-33.4= 38.5-33.4=
    3.1+5.2= 4.8-2.8= 1.3+2.5= 3.1+2.2= 26.2-13.1= 12.3+11.2= 35.8-13.3= 25.2-21.6=
    √((26.83/1.22)^2+〖40.45〗^2 )
    (60.1×1000)/(7×320)
    √((39.91/1.22)^2+〖38.75〗^2 )
    (89.4×1000)/(7×320)
    23.5-9.5= 41.2-17.4= 2.3+4.1= 13.9-4.5= 3.9+1.8= 2.2+5.9= 4.9+6.5= 7.5+5.5=
    12.8+26.5= 4.3+2.3= 5.2-1.4= 11.8+3.7= 10-2.8= 7.6+5.8= 3.2+2.5= 5.8+16.4=

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