Question

Buna ziua!! punteti sa ma ajutati exerciti de clasa V adica a 5 sa incepem Exercitiu 1 1) A) Calculati 2supra5+6supra3 B) 5supra2-3supra2 C) 2supra3+2supra4+2 D) 14supra2-10supra2-8supra2 E)2supra5-2supra3+9supra0 F) 7supra3-14supra2-7supra1 G) 5supra0+5surpa1+5supra2 H) 4supra3-3supra3+5supra0 I) 2supra3+5supra3+2x3 EXERCITIU 2 EXERCITIU EXERCITIU EXERCITIU EXERCITIU EXERCITIU EFECTUATI A) (7-3)supra3 B) (2+3)supra2 C) 12supra2-5surpa2 D) 40supra2+30supra2 E)50supra2-30supra2 F) 2supra4+3supra2x2x5supra0 G) 5supra2-3supra2+4supra2 H) 15supra2-2supra2x3supra2 I) 5supra2+2x5x3+3supra3

Answer 1

a) 2/5+6/3=6/15+30/15=36/15=12/5
b) 5/2-3/2 =2/2=1
c)2/3+2/4+2 =8/12+6/12+24/12=38/12=19/6
d) 14/2-10/2-8/2 = -4/2= -2
e)2/5-2/3+9/0 =2/5-2/3+0= 6/15-10/15= -4/15
f) 7/3-14/2-7/1 =14/6-42/6-42/6= -70/6= -35/3
g) 5/0+5/1+5/2 =0+5+5/2=10/2+5/2=15/2
h) 4/3-3/3+5/0 =4/3-1=4/3-3/3=1/3
I) 2/3+5/3+2x3 =7/3+6=7/3+18/3=25/3

A) (7-3)/3 =4/3
B) (2+3)/2 =5/2
C) 12/2-5/2 =7/2
D) 40/2+30/2 =20+15=35
E)50/2-30/2 =25-15=10
F) 2/4+3/2x2x5/0 =2/4+15/0=2/4=1/2
G) 5/2-3/2+4/2 =6/2=3
H) 15/2-2/2x3/2 =15/2-3/2=12/2=6
I) 5/2+2x5x3+3/3=5/2+30+1=5/2+31=5/2+62/2=67/2