1.

the previous class, we have learnt to add and subtract integers. Using those methods.in the blanks below.5 + 7 =(2) 10+(-5)=L (3) - 4+3 =(-7) + (-2) = O (5) (+8) - (+ 3) = (6)(+8) - (-3) = 0te a number in each bracket to obtain the answer '3' in each operation.

Answer»

5+7=12 -7+-2=-910+-5=5 +8-+3=5 -4+3=-1 +8-(-3)=11



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