Sagot :
bonjour,
25*4 = 100
-3* -9 = 27
10 *-1 = -10
-10 *1 = -10
-5 * 20 = -100
-11 * -9 = 99
-8 *-8 = 64
12* -12 = -144
- * - => +
- * + => -
+ * + => +
+ * - > -
Réponse:
25×4 = 100
(-3)×(-9) = 27
10×(-1) = - 10
(-5)×20 = - 100
(-11)×(-9) = 99
(-8)×(-8) = 64
12×(-12)