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SECRET35
Answered

a.3/5=3×7/5×...=...
b.3/4=3×.../4×15=.../...
c.80/100=80÷20/...÷...=.../...
d.49/21=49÷.../21÷...=.../3

niveau 5eme SVP​

Sagot :

MAUDMARINE

Bonsoir

a.3/5=3×7/5×7=21/35

b.3/4=3×15/4×15=45/60

c.80/100=80÷20/100÷20=4/5

d.49/21=49÷7/21÷7=7/3

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