4.9+5.1=       3.7-2.8=        1.84+0.6=       6.6−5.62=

10-3.25=       4.04+6=       0.3+9.47=       5.89−0.98=

3.2+8−3.2=      19-2.26−6.74=       8.7+5.3−8.7+5.3=