55×55= 95×95= 71×19= 25×85= 37×33= 74×34=26×24= 64×66= 47×43= 53×57= 35×99= 25×999=48×99= 78×999= 91×99= 62×11= 447×11= 235×11=39×11= 45×11=
37.2×99+37.2=25×4÷0.25×4=0.9×7+10.7= 9÷5﹣1.9÷5﹦ 6.8﹣2.4÷3=0.6÷0.3+0.5= 1.9+5.1÷51=12﹣0.05×4=1.8÷0.9×0.5= 1×0.01÷0.1=7.2﹣1.2+6.7=
计算.(怎样简便怎样算). 5.64﹣2.4÷0.4812.8+10.8÷4513.2÷8÷1.25 (70.8﹣67.55)÷0.251.63+4.19+2.372.16×5.6+4.4×2.16.
怎样简便怎样算. (1)0.625×(8.3﹣2.5×0.12)(2)3÷﹣÷3(3)3098+3098×99 (4)6.3×8.7+8.7×3.7(5)2.5×1.25×32(6)﹣﹣.
能简便的要简便计算 2.9×1.4+2×0.16200﹣(3.05+7.1)×18 2.5×32×1.25 (2.44﹣1.8)÷0.4×20 48×10.13.2×19+3.2.
混合计算(能简便的用简便算法) 20.5÷0.82+33.61.5×1051.25×0.25×61×16.