Pouvez vous m'aidez / expliquer s'il vous plaît : Effectuer les calculs suivants : (-5) + (+6) =.....
(-10) - (+21) =.....
(+9) - (+14) =.....
(+25) - (-8) =.....
(+13) + (-7) =.....
(-19) + (-4) =.....
Merci d'avance ^^
(-10) - (+21) =.....
(+9) - (+14) =.....
(+25) - (-8) =.....
(+13) + (-7) =.....
(-19) + (-4) =.....
Merci d'avance ^^
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Verified answer
Bonsoir,(-5) + (+6) = - 5 + 6 = 1
(-10) - (+21) = - 10 - 21 = - 31
(+9) - (+14) = 9 - 14 = - 5
(+25) - (-8) = 25 + 8 = 33
(+13) + (-7) = 13 - 7 = 6
(-19) + (-4) = - 23
Verified answer
Bonsoir,(-5) + (+6) -> -5 + 6 = 1.
(-10) - (+21) -> -10 - 21 = -31.
(+9) - (+14) -> 9 - 14 = -5.
(+25) - (-8) -> 25 + 8 = 33.
(+13) + (-7) -> 13 - 7 = 6.
(-19) + (-4) -> -19 - 4 = -23.
Voilà !