0.7+8.3=            2.55−0.5=            6.5−0.52=           1.3+0.07+3=

100.6−6=          1.08+2.2=             9.9−3.49=          80−8.8−1.2=

8.7+0.3=       1.26+0.4=           8.64−2.6=         3−0.3=

9.6-6.9=         8.2−5.15=          10−3.45=        4.5+45=

6.65+3.343.43+6.56