赚现金
75×0.5+15×0.5= 0.125×58+42÷8=
7.9×11-7.9 0.99×9+0.99
4.83×0.59+0.41×1.59-0.324×5.9 (346-10)÷16-12
199.8×19.99-199.9×19.97
下面各题怎样简便就怎样算。(1)32.7×1.4-1.4×2.7 (2)7.5+2.5×0.36
直接写出得数。4.8+2.25=21.7÷7=0.77×99+0.77=
4-0.8÷4-0.8 19.98×37-199.8×1.9+1998×0.82
73.8×16-73.8×6 (0.125×8-0.5)÷0.25
3.5×(20.6-16.8÷4.8) 16.2÷(3.2×0.25+4.6)
2.9×1.4+2×1.6 (2.44-1.8)÷0.4×20
18.5-(5.2+3.3)÷1.7 (2.5×8)÷(0.1-0.09)
4935÷47+5.4×8.5
(2.4×1.5-1.5)÷0.7
(2.5-2.5×0.6)÷0.4
试题篮