54) A = 5 x 2/3 - 1/3 A = 10/3 - 1/3 A = 9/3 A = 3 x 3 / 3 x 1 A = 3
B = 7/4 - 3/4 x 3/2 B = 7/4 - 9/12 B = 7 x 3 / 4 x 3 - 9/12 B = 21/12 - 9/12 B = 12/12 B = 1
C = (5/6 + 7/12) x 3/5 C = (5 x 2 / 6 x 2 + 7/12) x 3/5 C = (10/12 + 7/12) x 3/5 C = 17/12 x 3/5 C = 51/60 C = 3 x 17 / 3 x 20 C = 17/20
D = 3/4 x 2/9 + 28/15 x 25/14 D = 6/36 + 700/210 D = 6 x 210 / 36 x 210 + 700 x 36 / 210 x 36 D = 1260/7560 + 2500/7560 D = 3760/7560 D = 40 x 94 / 40 x 189 D = 94/189
E = (1/3 x 6/5 - 3/10) x 15/4 E = (6/15 - 3/10) x 15/4 E = (6 x 2 / 15 x 2 - 3 x 3 /10 x 3) x 15/4 E = (12/30 - 9/30) x 15/4 E = 3/30 x 15/4 E = 45/120 E = 15 x 3 / 15 x 8 E = 3/8
F = 8 + 2 x 3 x 6 7 + 2 5 x 3 F = 10/9 x 18/15 F = 180/135 F = 45 x 4 / 45 x 3 F = 4/3
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Bonjour,54)
A = 5 x 2/3 - 1/3
A = 10/3 - 1/3
A = 9/3
A = 3 x 3 / 3 x 1
A = 3
B = 7/4 - 3/4 x 3/2
B = 7/4 - 9/12
B = 7 x 3 / 4 x 3 - 9/12
B = 21/12 - 9/12
B = 12/12
B = 1
C = (5/6 + 7/12) x 3/5
C = (5 x 2 / 6 x 2 + 7/12) x 3/5
C = (10/12 + 7/12) x 3/5
C = 17/12 x 3/5
C = 51/60
C = 3 x 17 / 3 x 20
C = 17/20
D = 3/4 x 2/9 + 28/15 x 25/14
D = 6/36 + 700/210
D = 6 x 210 / 36 x 210 + 700 x 36 / 210 x 36
D = 1260/7560 + 2500/7560
D = 3760/7560
D = 40 x 94 / 40 x 189
D = 94/189
E = (1/3 x 6/5 - 3/10) x 15/4
E = (6/15 - 3/10) x 15/4
E = (6 x 2 / 15 x 2 - 3 x 3 /10 x 3) x 15/4
E = (12/30 - 9/30) x 15/4
E = 3/30 x 15/4
E = 45/120
E = 15 x 3 / 15 x 8
E = 3/8
F = 8 + 2 x 3 x 6
7 + 2 5 x 3
F = 10/9 x 18/15
F = 180/135
F = 45 x 4 / 45 x 3
F = 4/3