Bonsoir,
A= 2/3+7/3×-9/4
A=2/3-7×3/4
A=2/3-21/4
A=-55/12
B=(2-5/8)÷3/4
B=11/8×4/3
B=11/2×1/3
B=11/6
C=(4/5-2)×(3/4-2/3)
C=-6/5×1/12
C=-1/5×1/2
C=-1/10
D=2/13-5/13÷10/16
D=2/13-5/13×16/10
D=2/13-1/13×16/2
D=2/13-1/13×8
D=2/13-8/13
D=-6/13
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Bonsoir,
A= 2/3+7/3×-9/4
A=2/3-7×3/4
A=2/3-21/4
A=-55/12
B=(2-5/8)÷3/4
B=11/8×4/3
B=11/2×1/3
B=11/6
C=(4/5-2)×(3/4-2/3)
C=-6/5×1/12
C=-1/5×1/2
C=-1/10
D=2/13-5/13÷10/16
D=2/13-5/13×16/10
D=2/13-1/13×16/2
D=2/13-1/13×8
D=2/13-8/13
D=-6/13