33+33+21+13=
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33+33+21+13=
972/720-21*33=?
(1/33+2/33+.+12/33)/(13/135+14/135+.+19/135)=
解方程:x+13=33
解方程x+13=33-10.5
33分之13=39÷()
1,2,3,5,8,13,21,33,,,,意思下~
13+17+21+25+29+33+37的简便运算
33,
33*13-99
(+13又1/23)+(-55又1/33)+(+7又21/46)+(-14又5/66)=
计算:(+13 1/23)+(-55 1/33)+(+7 21/46)+(-14 5/66)=?
02,06,07,15,27,33:13 02,09,14,27,29,33:13 01,05,08,20,29,32:13 07,12,23,27,31,33:07 03,12,13...02,06,07,15,27,33:1302,09,14,27,29,33:1301,05,08,20,29,32:1307,12,23,27,31,33:0703,12,13,21,30,33:13
计算33度52分+21度54分=
33°52′+21°54′=
33度52分+21度54分=
(7+21)除以33的余数+14=?
求未知数x 3×x=1/10 x×9=12/13 21×x=70/33 22x=33/45 5x=4/15 7x=28/7