231 + 0.9 =
66.4 + 32.3 =
83.4 - 22.2 =
99.6 - 67.9 =
112.5 + 78.2 =
49 - 0.5 =
34 - 0.8 =
44 + 0.93 =
98.7
231.9
33.2
48.5
190.7
44.93
31.7
61.2
