二年级脱式计算练习题
+ 9) × 6(8 - 4) × 54 + 56 ÷ 74 + 4 × 410 - 4 × 2(10 - 2) × 796 - 8 × 97 + 1 × 622 - 1 × 840 ÷ 5 × 1(3 + 8) × 310 - 5 × 22 × 5 × 6(4 + 3) × 9(6 - 6) × 26 × 6 × 34 + 3 × 9(6 + 7) × 28 × 3 ÷ 47 + 6 × 65 + 9 × 410 × 9 ÷ 5(5 + 4) × 17 + 8 × 43 × 9 × 9(8 - 8) × 13 + 3 × 82 × 5 × 44 + 6 × 7(9 + 5) × 448 ÷ 6 × 23 + 24 ÷ 89 + 3 × 23 ÷ 3 × 3(6 + 3) ÷ 38 – 30 ÷ 107 × 3 × 1(3 + 9) × 6(15 - 5) ÷ 27 × 5 × 9(4 +
五年级两步计算口算题100道
1.45+15×6= 135 2.250÷5×8=400 3.6×5÷2×4=60 4.30×3+8=98 5.400÷4+20×5= 200 6.10+12÷3+20=34 7.(80÷20+80)÷4=21 8.70+(100-10×5)=120 9.360÷40= 9 10.40×20= 800 11.80-25= 55 12.70+45=115 13.90×2= 180 14.16×6= 96 15.300×6= 1800 16.540÷9=60 17.30×20= 600 18.400÷4= 100 19.350-80= 270 20.160+70=230 21.18-64÷8= 10 22.42÷6+20=27 23.40-5×7= 5 24.80+60÷3=100 25.41+18÷2= 50 26.75-11×5= 20 27.42+7-29= 20 28.5600÷80=70
七年级上册化简求值题300道,一元一次方程300道(计算题,不要应用的)好的追加
1)12(2-3X)=4X+4 24-36X=4X+4 -40X=-20 X=1/2 (2)6-3(X+2/3)=2/3 6-3X-2=2/3 -3X=-10/3 X=10/9 (3)2(200-15X)=70+25X 400-30X=70+25X -55X=-330 X=6 (4)3(2X+1)=12 6X+3=12 6X=9 X=3/2 (5)1/4X-1/2=3/4 (1/4)X=5/4 X=5 (6)7X-5/4 =3/8 7X=13/8 X=13/56 (7)2X-1/6 = 5X+1/8 -3X=7/24 X=-7/72 (8)(1/2)X-7 = 9X-2/6 -(17/2)X=20/3 X=-20/51 (9)(1/5)X-1/2(3-2X)=1 (1/5)X-3/2+X=1 (6/5)X=5/2 X=25/12 (10)2X+(1/3)-5X-(1/6)=1 -3X+(1/6)=1
四年级小数脱式计算题(加减乘除法)要500道!不要简便的!加减乘除都要!要脱式
2.1÷7÷0.1=5×2.1+2.1=2.5×4×0.5=50×0.04+420=3.4÷0.1-21=100×2.1×0.03=6.9÷3+19=3.7+1.26+0.74=2.34-1.34×0=(1.5+2.5)×0.77=31-0.25-0.75=34.1+21.5+0.9=9.7×12+0.3×12=38×0.01+0.02=(1.2+0.16)×0.1=0.03÷0.01+0.3=1.25×8×4=3.6+5.8+4.2=6.8×20÷5=0.34÷17-0.02=(1.5+0.5)÷2=0.8×1.25×15=0.24÷4×6=0.9÷0.3×7=30÷0.2÷1.5=9.8-2.9-3.1=1.02×8-0.16=0.25×0.4÷0.1=0.42×4×0.25=0.8÷0.1×0.5=2.8÷0.7×20=0.8×0.6÷2=5×(3.2-2.6)=5.4÷0.9+0.8=(1