Question

Oblicz ,proszę o całe obliczenia

a)3 1/7-2 1/4+3/4*1 1/2=

b)7,25+1 1/8-1/2*1 3/4=

c)2/5 :1 3/4 -2,7*1/10=

d)2 2/7*1/8-1 1/3:1 2/5=

e)4 1/12-1,3-1/2+5,25*4/3

f)3,4*2 1/2*1/3*3/1+5,1:3 1/3=

g)7,3*3 1/3-2,25*1 1/3 +5 2/3 =

h)4/5+1 5/7-2 1/3 * 3/7=

i)1.06*3 1/33 +4 2/3 : 1 7/9=

j)13 1/3:4 -1 3/8 *4,25=

k)3 1/3 ( 1/7 -5/6+1/20:1 5/6=

l)1/5*1 3/4 -5 1/20 * 3/101=

m)4 5/6 * 1 1/6 * 2/3 +5 :4/5=

n)7 1/2 *(5,15 1/3 *3/40+1=

o)3 1/4- 1 3/4 *5/7-2:3/4+1/7=

Answer 1

a) 3 1/7-2 1/4+3/4*1 1/2=
    =3 1/7-2 1/4+3/4*3/2=
    =3 1/7-2 1/4+9/8=
    =3 4/28-2 7/28+1 1/8=
    =25/28+1 1/8=
    =50/56+1 7/56=
    =2 1/56
b) 7,25+1 1/8-1/2*1 3/4=
    =7 1/4+1 1/8-1/2*7/4=
    =7 1/4+1 1/8-7/8=
    =7 2/8+1 1/8-7/8=
    =8 3/8-7/8=
    =7 4/8=
    =7 1/2
c) 2/5:1 3/4-2,7*1/10=
    =2/5:7/4-27/100=
    =2/5*4/7-27/100=
    =8/35-27/100=
    =160/700-189/700=
    =-29/700
d) 2 2/7*1/8-1 1/3:1 2/5=
    =16/7*1/8-4/3:7/5=
    =2/7-4/3*5/7=
    =2/7-20/21=
    =6/21-20/21=
    =-14/21=
    =-2/3
e) 4 1/12-1,3-1/2+5,25*4/3=
    =4 1/12-1 3/10-1/2+5 1/4*4/3=
    =4 1/12-1 3/10-1/2+21/4*4/3=
    =4 1/12-1 3/10-1/2+7
    =4 5/60-1 18/60-1/2+7=
    =2 47/60-30/60+7=
    =2 17/60+7=
    =9 17/60
f) 3,4*2 1/2*1/3*3/1+5,1:3 1/3=

    =17/5*3/2*3/3+51/10:10/3=

    =17/5*3/2*1+51/10*3/10=

    =51/10+153/100=

    =510/100+153/100=

    =663/100=

    =6,63

g) 7,3*3 1/3-2,25*1 1/3 +5 2/3 =

    =73/10*1/3-2 1/4*1 1/3+5 2/3=

    =73/30-9/4*4/3+5 2/3=

    =2 13/30-3+5 2/3=

    =2 13/30+5 20/30-3=

    =8 3/30-3=

    =8 1/10-3=

    =5 1/10=

    =5,1

h) 4/5+1 5/7-2 1/3 * 3/7=

    =4/5+1 5/7-7/3*3/7=

    =28/35+1 25/35-1=

    =28/35+25/35=

    =1 18/35

i) 1,06*3 1/33 +4 2/3 : 1 7/9=

    =1 3/50*100/33+14/3:16/9=

    =53/50*100/33+14/3*9/16=

    =106/33+21/8=

    =3 7/33+2 5/8=

    =3 56/264+2 165/264=

    =5 221/264

j) 13 1/3:4 -1 3/8 *4,25=

    =40/12-11/8*4 1/4=

    =3 4/12-11/8*17/4=

    =3 1/3-187/32=

    =3 32/96-5 27/32=

    =3 32/96-5 81/96=

    =-2 49/96

RESZTĘ ZADANIA PRZYŚLĘ JUTRO:)

 

Answer 2

W załącznikach.Liczę na NAJ.