(1)3/4+9又3/4+99又3/4+999又3/4 (2)(1/2-0.5)÷37+24×(7
来源:学生作业帮 编辑:搜狗做题网作业帮 分类:数学作业 时间:2024/05/09 22:08:43
(1)3/4+9又3/4+99又3/4+999又3/4 (2)(1/2-0.5)÷37+24×(7
(1)3/4+9又3/4+99又3/4+999又3/4
(2)(1/2-0.5)÷37+24×(7/8-1/3)
(3)(16又7/8÷1.6875+2又1/5)×10/61
(4)(1/6+0.875)×(1-1/3÷1/3)
(5)【3/4÷(4/5+1/4)-4/7】×9/11
(6)137×1997/1998
(7)57.5-14.25-15又3/4
(8)1/7×102.31+40又6/7×102.31
(9)2/5÷【5/8×(9/10+1/6)】
(10)
(5又2/5-1.8)÷【(1.15+13/20)×1又2/3】
(11)
【37.5+(1/5+1/3)×45】÷(7.05+6.45)
注:每一个算式都要写梯等事,发图也行,.“【”和“】”是中括号,越快越好,不要只是结果还要有过程,
(1)3/4+9又3/4+99又3/4+999又3/4
(2)(1/2-0.5)÷37+24×(7/8-1/3)
(3)(16又7/8÷1.6875+2又1/5)×10/61
(4)(1/6+0.875)×(1-1/3÷1/3)
(5)【3/4÷(4/5+1/4)-4/7】×9/11
(6)137×1997/1998
(7)57.5-14.25-15又3/4
(8)1/7×102.31+40又6/7×102.31
(9)2/5÷【5/8×(9/10+1/6)】
(10)
(5又2/5-1.8)÷【(1.15+13/20)×1又2/3】
(11)
【37.5+(1/5+1/3)×45】÷(7.05+6.45)
注:每一个算式都要写梯等事,发图也行,.“【”和“】”是中括号,越快越好,不要只是结果还要有过程,
⑴=(9+99+999)+3/4×4
=1110
⑵=1÷37+24×13/24
=13又1/37
⑶=(10+2又1/5)×10/61
=61/5×10/61
=2
⑷=(1/6+0.875)×(1-1)
=0
⑸=(3/4÷21/20-4/7)×9/11
=(5/7-4/7)×9/11
=1/7×9/11
=9/77
⑹=136又1861/1998
⑺=57.5-(14.25+15.75)
=57-30
=27.5
⑻=102.31×(1/7+40又6/7)
=102.31×41
=4194.71
⑼=2/5÷(5/8×64/60)
=2/5÷(5/8×16/15)
=2/5÷2/3
=3/5
⑽=3.6÷(36/20×5/3)
=3.6÷3
=1.2
(11)=(37.5+8/15×45)÷13.5
=(37.5+24)÷13.5
=61.5÷13.5
=4又5/9 再答: ⑴=(9+99+999)+3/4×4 =1110 ⑵=1÷37+24×13/24 =13又1/37 ⑶=(10+2又1/5)×10/61 =61/5×10/61 =2 ⑷=(1/6+0.875)×(1-1) =0 ⑸=(3/4÷21/20-4/7)×9/11 =(5/7-4/7)×9/11 =1/7×9/11 =9/77 ⑹=136又1861/1998 ⑺=57.5-(14.25+15.75) =57-30 =27.5 ⑻=102.31×(1/7+40又6/7) =102.31×41 =4194.71 ⑼=2/5÷(5/8×64/60) =2/5÷(5/8×16/15) =2/5÷2/3 =3/5 ⑽=3.6÷(36/20×5/3) =3.6÷3 =1.2 (11)=(37.5+8/15×45)÷13.5 =(37.5+24)÷13.5 =61.5÷13.5 =4又5/9
再答: 没事
再答: 第一个过程其实有点省略,可以有一个=(10-1+100-1+1000-1)+3=(10+100+1000)-3+3的过程
=1110
⑵=1÷37+24×13/24
=13又1/37
⑶=(10+2又1/5)×10/61
=61/5×10/61
=2
⑷=(1/6+0.875)×(1-1)
=0
⑸=(3/4÷21/20-4/7)×9/11
=(5/7-4/7)×9/11
=1/7×9/11
=9/77
⑹=136又1861/1998
⑺=57.5-(14.25+15.75)
=57-30
=27.5
⑻=102.31×(1/7+40又6/7)
=102.31×41
=4194.71
⑼=2/5÷(5/8×64/60)
=2/5÷(5/8×16/15)
=2/5÷2/3
=3/5
⑽=3.6÷(36/20×5/3)
=3.6÷3
=1.2
(11)=(37.5+8/15×45)÷13.5
=(37.5+24)÷13.5
=61.5÷13.5
=4又5/9 再答: ⑴=(9+99+999)+3/4×4 =1110 ⑵=1÷37+24×13/24 =13又1/37 ⑶=(10+2又1/5)×10/61 =61/5×10/61 =2 ⑷=(1/6+0.875)×(1-1) =0 ⑸=(3/4÷21/20-4/7)×9/11 =(5/7-4/7)×9/11 =1/7×9/11 =9/77 ⑹=136又1861/1998 ⑺=57.5-(14.25+15.75) =57-30 =27.5 ⑻=102.31×(1/7+40又6/7) =102.31×41 =4194.71 ⑼=2/5÷(5/8×64/60) =2/5÷(5/8×16/15) =2/5÷2/3 =3/5 ⑽=3.6÷(36/20×5/3) =3.6÷3 =1.2 (11)=(37.5+8/15×45)÷13.5 =(37.5+24)÷13.5 =61.5÷13.5 =4又5/9
再答: 没事
再答: 第一个过程其实有点省略,可以有一个=(10-1+100-1+1000-1)+3=(10+100+1000)-3+3的过程
3又(1/3) +5又(2/4) +7又(3/5) +9又(4/6) 分之 1又(2/3)+ 2又(3/4)+ 3又(4
(-1000又2/3)+(-999又5/6)+2000又3/4+(-1又1/2)
1又1\2+2又1\4+3又1\8+4又1\16+5又1\32+6又1\64+7又1\128+8又1\256+9又1\5
1又1/2+2又1/6+3又1/12+4又1/20+5又1/30+6又1/42+7又1/56+8又1/72+9又1/90
1又2\1-2又6\5+3又12\1-4又20\19+5又30\1-6又42\41+7又56\1-8又72\71+9又9
1+2又1/6+3又1/13+4又1/20+5又1/30+6又1/42+7又1/56+8又1/72+9又1/90+10又
1又1/2-2又5/6+3又1/12-4又19/20+5又1/30-6又41/42+7又1/56-8又71/72+9又1
找规律填空 1又1/4、3又2/9、5又3/16、7又5/25、9又8/36、11又13/49、( )
(1)3/4+9又3/4+99又3/4+999又3/4 (2)(1/2-0.5)÷37+24×(7
(1又2/3+2又3/4+3又4/5+...97又98/99+98又99/100)/(3又1/3+5又2/4+7又3/5
(1又2/3+2又3/4+3又4/5+...+97又98/99+98又99/100)/3又1/3+5又2/4+7又3/5
(3又1/3+5又2/4+7又3/5+.+195又97/99+197又98/100)分之(1又2/3+2又3/4+3又4