1. (2023一下·上海月考) 直接写出得数。

27+16=            52-26=            66-29=             6+35=

55-49=            21+4=             50-27=             46+18=

12+29=            42-35=            51-22=             75-57=

25+8=             72-33=            93-7=              83-25 =