人教版六年級(jí)數(shù)學(xué)計(jì)算題及答案
2025-11-27
X-5.7=2.15,155X-2X=18,3X+0.7=5,3200=450+5X+X,X-0.8X=6,x+5.6=9.4,52-x=15,1÷x=1.3,X+8.3=10.7,15x=3,3x-8=16,7(x-2)=2x+3,3x+9=2718(x-2)=270,12x=300-4x,7x+5.3=7.4,3x÷5=4.8,30÷x+25=85,1.4×8-2x=6,410-3x=170...
六年級(jí)數(shù)學(xué)計(jì)算題及答案
2025-10-20
(1)2.64×1.7-2.64×0.7 =2.64×(1.7-0.7) =2.64×1 =2.64 (2)31.5×1.07-3.15×0.7 =3.15×10.7-3.15×0.7 =3.15×(10.7-0.7) =3.15×10 =31.5 (3)2.7×5.7-2.7+5.3×2.7 =2.7×(5.7-1+5.3) =2.7×10 =27 (4)0.625÷0.125×0.8 =(0...