带分数计算题大全
1月19日召开的2022年海南省经济运行情况新闻发布会通报,根据地区生产总值统一核算结果,2022年全省生产总值6818.22亿元,按不变价格计算,比上年增长0.2%。全年经济实现正增长,农业生产平稳增长,工业投资占比提升,外向型经济加快发展,物价水平保持稳定。
2022年,面对复杂严峻的经济形势和本土疫情的风险考验,全省上下统筹推进疫情防控和经济社会发展,实施两轮“超稳行动”助企纾困措施,及时抓经济恢复,稳住了我省经济大盘。
一组海报带你看2022年海南经济“成绩单”↓↓↓
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新海南客户端、南海网、南国都市报出品
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项幸舒1629小学六年级计算题 -
朱适歪19825435815 ______ 1.3/7 * 49/9 - 4/3 2. 8/9 * 15/36 + 1/27 3. 12* 5/6 – 2/9 *3 4. 8* 5/4 + 1/4 5. 6÷ 3/8 – 3/8 ÷6 6. 4/7 * 5/9 + 3/7 * 5/9 7. 5/2 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1/9 ) 9. 9 * 5/6 + 5/6 10. 3/4 * 8/9 - 1/3 11. 7 * 5/49 + 3/14 12. 6 *( 1/2 + 2/3 ) 13. 8 * 4/5 + 8 * 11/5 ...
项幸舒1629通分练习题20个越多越好 -
朱适歪19825435815 ______ 12
项幸舒1629分数乘法简便计算答案
朱适歪19825435815 ______ 应用乘法分配律原式=5/18*18+8/45*18=5+8/5*2=5+16/5=(8+1/5)【带分数】
项幸舒1629奥数题:(用算数分步法算) -
朱适歪19825435815 ______ 这是一道单位一的问题 令一人一小时排水量为单位一,5人的时候,一共排出的水为:1*5*2=10(单位一)7人的时候,一共排出的水为:1*7*4/3=28/3(单位一)5人的时候比7人的时候多排出:10 -28/3=2/3 (单位一) 此即 2-4/3 =2/3 (小时)流入的水量1小时流入的水量为:2/3÷2/3=1(单位一) 船内原有的水(开始排水时,船内的积水)为:10-1*2 =8(单位一) 或: 28/3 - 1 *4/3= 8(单位一) 若1小时将水排尽,应排出的水量为:8+1=9(单位一) 所需人数为:9÷1=9(人)
项幸舒1629分数加,乘混合计算(计算下题):5/6X3/4+1 -
朱适歪19825435815 ______ 你好:5/6*3/4+1=5/2*1/4+1=5/8+1=1又8分之5(带分数)=8分之13(假分数)
项幸舒162920/60=(),带分数 -
朱适歪19825435815 ______ 带分数是假分数的一种形式.非零自然数与真分数相加(负整数时与真分数相减)所成的分数(或真分数与假分数相加减化简后的数),一般读作几又几分之几,假分数的倒数一定不大于一.20/60=1/3整数部分为零是真分数.
项幸舒1629数学计算题.要有过程哦. -
朱适歪19825435815 ______ -105又5/9x(3/5)=-105*3/5-5/9*3/5=-63-1/3=63又1/3-48*(-1又1/4+2/3-5/6-7/12)=-48x(-5/4+2/3-5/6-7/12)=-48x(-15/12+8/12-10/12-7/12)=-48x(-2)=96-12*(-3又8/9)-(-8)*3又8/9+23*(-3又8/9)=35/9(12+8-23)=35/9(-7/15+5/12-0.15-2又1/4)*9*(-6又2/3)=(-7/15+5/12-3/20-9/4)x9x(-20/3)=(28/9-25/9+1+15)x9=(1/3+16)x9=3+144=147
项幸舒1629分数简便运算 -
朱适歪19825435815 ______ 1/1*3+1/2*4+1/3*5+1/4*6+1/5*7......1/98*100+1/99*101=(1-1/3+1/2-1/4+1/3-1/5+1/4-1/6+1/5-1/7+……+1/98-1/100+1/9...
项幸舒1629带分数的加减乘除怎样做
朱适歪19825435815 ______ 带分数乘除必须化成假分数才能计算.带分数加减可以用整数部分加或减整数部分,分数部分加或减分数部分,异分母时通分. 有问题我一定解答
项幸舒1629分数乘法简便练习题 -
朱适歪19825435815 ______ 49又25分之24乘以-5=25分之1176乘以-5=-5分之1176