13 - 45 + 2 = 10 100 3 - 1 + 1 = 30 5 39+5 = 20-9 12.6 0.18 = 14 - ( 1 - 1) - 1 30 (5-6) 10
Mathématiques
JessicaE
Question
13 - 45 + 2 =
10 100
3 - 1 + 1 =
30 5
39+5 =
20-9
12.6
0.18 =
14 - (1-1) - 1
30 (5-6) 10
10 100
3 - 1 + 1 =
30 5
39+5 =
20-9
12.6
0.18 =
14 - (1-1) - 1
30 (5-6) 10
2 Réponse
-
1. Réponse Anonyme
1. 285/100 = 57/20
2. 95/30 = 19/6
3. 434/11
4. 70
5. 11/30 -
2. Réponse droopette
13/10-45/100+2
=130/100-45/100+200/100
=285/100
3-1/30+1/5
=90/30-1/30+6/30
=95/30
(39+5)/(20-9)
=44/11
=4
12.6/0.18
=1260/18
=420/6
=70
14/30-(1/5-1/6)-1/10
=14/30-(6/30-5/30)-3/30
=14/30-1/30-3/30
=10/30
=1/3