1.
a)
-7,12+9,36=
2,5+(-4,3)=
9+(-4,3)=
-5 1/7+(-2.3/7)=
8 5/9+(-3 1/9)=

b)
-4 3/8+(-5 7/8=
-6 1/2+8 3/4=
-2 1/5+(-4 5/6)=
9 1/6+(-5 5/6)=
-7 2/9+5 5/9=

c)
-6,24-5,3=
12,6-(-4,360=
-4,23-(-6,8)=
12-13 2/5=
8 2/3-(-6 2/3)=

d)
-3 5/7-6 7/8=
10 3/5-11 5/7=
-8 4/9-13 5/6=
-6 1/4-(-3 3/8)=
-7 5/6-(-10 1/7)=

e)
2,25-3 1/2=
-5 1/8-0,25=
-1,34-(-3 2/25)=
-6 2/3-5,75=

to jest:
zbiór zadań do klasy 6 matematyka z +
strona 63
zadania14/b,c
15/b,c
17/b
proszę potrzebuję na jutro daję naj]
PLIS

1

Odpowiedzi

Najlepsza Odpowiedź!
2010-01-26T17:51:17+01:00
A) -7,12+9,36=2,24
2,5+(-4,3)= -1,8
9+(-4,3)= 4,7
-5 1/7+(-2.3/7)= -7 4/7
8 5/9+(-3 1/9)=5 4/9
b)
-4 3/8+(-5 7/8)= -11 1/4
-6 1/2+8 3/4= 2 1/4
-2 1/5+(-4 5/6)= -7 1/30
9 1/6+(-5 5/6)= 3 1/3
-7 2/9+5 5/9= -1 2/3
c)
-6,24-5,3= -11,54
12,6-(-4,360)= 16,960
-4,23-(-6,8)= 2,57
12-13 2/5= -2 3/5
8 2/3-(-6 2/3)= 15 1/3
d)
-3 5/7-6 7/8= 10 23/53
10 3/5-11 5/7= -1 4/35
-8 4/9-13 5/6= -22 5/18
-6 1/4-(-3 3/8)= 9 5/8
-7 5/6-(-10 1/7)= 2 13/42
e)
2,25-3 1/2= -2 3/4
-5 1/8-0,25= -4 7/9
-1,34-(-3 2/25)= 1, 74
-6 2/3-5,75= -12 5/12