rpct.net
当前位置:首页 >> 口算:5.5×2=9.6÷4.8=23%1.5×2=2×3.1=2.4×0.5=0.12... >>

口算:5.5×2=9.6÷4.8=23%1.5×2=2×3.1=2.4×0.5=0.12...

5.5×2=119.6÷4.8=23-1.5×2=02×3.1=6.22.4×0.5=1.20.125×8-0.1=0.90.48÷6=0.086.4-4=2.40.6÷3+3=3.20.91÷13=0.073.25+0.75=49.9-0.9÷0.1=0.917×40=680 100-63=37 3.2+1.68=4.884.8÷8=0.60.5+0.5÷0.5=1.550×0.8=400.99÷33=0.034×7.5×2.5=754.5×0.1...

你买一本不就行了

=4.8*4.8 =5*4.8-0.2*4.8 =24-0.96 =23.04

1.2÷0.2=6 2.5×4=10 0.25+4=4.25 1.87×0=0 3.5+0.5=4 1.2÷0.4=3 3.6÷4=0.9 0÷1.25=0 0.12×6=0.72 0.64×0.03=0.0192 5.8+4.2-6.5=3.5 7.8÷3=2.6 0.125×8=1 2.8÷1.4=2 0.25÷0.5=0.5 7.21÷7=1.03 0.35÷10=0.035 3.6÷3=1.2 6.3÷0.9=7 0.54÷6=0.09 0...

(1) 12 18 =12:18,=(12÷6):(18÷6),=2:3;(2)3.6:7.2:4.8,=(3.6×10):(7.2×10):(4.8×10),=36:72:48,=(36÷12):(72÷12):(48÷12),=3:6:4;(3) 1 3 :2:0.5,=( 1 3 ×6):(2×6):(0.5×6),=2:12:3...

1.8+2.6=4.4 2.5×4=10 12.5×8=100 1.65÷(6.5÷6.5)=1.65 4.8+8=12.8 0.5+9=9.5 0.53-0.4=0.13 0.8+0.2×4=1.6 7.5-7.5=0 0.6×9=5.4 7-1.5=5.5 5.9×3.6×0=0.

0.8×〔15.5-(3.21+5.79)〕 = 0.8 x (15.5 - 9) = 0.8 x 6.5 = 5.2(31.8+3.2×4)÷5 = (31.8 + 12.8)÷5 = 44.6÷5 = ...

6-2x=11 x+4+8=23 7x-12=8 X-5.7=2.15...7x+5.3=7.4 3x÷5=4.8 30÷x+25=85 1.4×...18 1.5x+18=3x 5×3-x÷2=8 0.273÷x=0....

(1)[12-(34-35)]÷710,=[12-720]÷710,=320÷710,=314;(2)4.82-5.2÷0.8×0.6+3,=4.82-6.5×0.6+3,=4.82-3.9+3,=0.92+3,=3.92;(3)34-0.6×(2512-1.75),=34-0.6×23,=34-0.4,=0.35.

=5/4×24/5÷(11/3×3/5+1/5) =6÷(11/5+1/5) =6÷12/5 =6×5/12 =2.5

网站首页 | 网站地图
All rights reserved Powered by www.rpct.net
copyright ©right 2010-2021。
内容来自网络,如有侵犯请联系客服。zhit325@qq.com