1.11*72+2.22*246+3.33*12( 巧算)
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1.11*72+2.22*246+3.33*12(巧算)1.11*72+2.22*246+3.33*12(巧算)1.11*72+2.22*246+3.33*12(巧算)1.11*72+2.22*246
1.11*72+2.22*246+3.33*12( 巧算)
1.11*72+2.22*246+3.33*12( 巧算)
1.11*72+2.22*246+3.33*12( 巧算)
1.11*72+2.22*246+3.33*12
=1.11*72+1.11*492+1.11*36
=1.11*(72+492+36)
=1.11*600
=666
1.11*72+2.22*246+3.33*12( 巧算)
1.11-2.22+3.33
1.11/15+31/35+72/77+80/143
2.22×9.9+6.66×6.7
2.22×9.9+6.66×6.
用浓H2SO4吸收SO3可以得到发烟硫酸H2SO4·SO3,若用1kg98%的H2SO4充分吸收SO3后,进行稀释,得到98%的H2SO4的质量为()A:2.22kgB:1.11kgC:1.98kgD:2.42kg答案我知道,是A,但是为什么,谁能给我讲讲?稀释发烟
6☆2=72,3☆2=246,1☆4=1234,6☆5=?
19.89-6.63+1.11-3.37
1.11 用英文表示
99*0.7+1.11*2.7
99*0.7 1.11*2.7
2.22×3.8-0.4×4.44简算
2.22×9.9+6.6×6.7简算
2.22表示几分之几
规定:6*2=6+66=72 2*3+2+22+222=246 1*4=1+11+111+1111=1234 7*5=?
7.77*9+1.11*37简算
1.11用英语怎么读
8.88*0.8+1.11*3.6简算