134+ 23= _
157
48 + 21=
69
48 + 24 =__
72
285 + 53=___
338
317 + 164=__
481
34 + 16 + 23 =__
73
152 + 173 = __
325
165+27= __
192
28 + 32 + 18 + 60__
138
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