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30 Calculer à la main chaque expression.
H=22-(9-3) x 2 I= (13-7) x 5 + 25
J = 20,5 - 20 x (1 - 0,4) K=(18-5):2-5
Merci de m’aider

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[tex]bonjour\\\\H = 22 - 6 * 2 = 22 - 12 = 10\\\\I = ( 13 - 7 ) * 5 + 25 = 6 *5 + 25 = 30 + 25 = 55 \\\\J = 20.5 - 20 * 0.6 = 20.5 - 12 = 8.5\\\\K = 13 : 2 - 5 = 6.5 - 5 = 1.5[/tex]