有理数加法计算题11.75+(6)+3+(1)+22 (1.5)+4+2.75+(5)325.7+(7.3)+(13.7)+7.34531+(102)+(+39)+(+102)+(31)6 (1)(7)+(4)+(+9)+(5)(2)+()+(3)5(4) (9)+15(5) (18)+(+53)+(53.6)+(+18)+(100)7 (1)5.6+(0.9)+4.4+(8.1)+(0.1)(2) 0.5+(3)+(2.75)+(+7)(3)1+(1)+(1)+(3)(4)+()+()+()+()(5) (0.8)+1.2+(0.7)+(2.1)+0.8+3.5(6) (1)+(6)+(2.25)+8计算(1)(2.4)+(3.7)+(4.6)+5.7(2) ()+13+()+179 (3.14)+(+4.96)+(+2.14)+(7.96)10. (2)+(+5)+(3)+(+1.125)+(+4)