Ответ:
Пошаговое объяснение:
1)11/12×21/22=1/4×7/2=7/8
2)8/9×7/16=1/9×7/2=7/18
3)25/27×18/35=5/3×2/7=10/21
4)15/16×4/5=3/4
1)1/15×4=1/15×4/1=4/15
2)3/7×2=3/7×2/1=6/7
3)5/9×3=5/9×3/1=5/3=1(2/3)
4)5×9/10=5/1×9/10=9/2=4(1/2)
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Answers & Comments
Ответ:
Пошаговое объяснение:
1)11/12×21/22=1/4×7/2=7/8
2)8/9×7/16=1/9×7/2=7/18
3)25/27×18/35=5/3×2/7=10/21
4)15/16×4/5=3/4
1)1/15×4=1/15×4/1=4/15
2)3/7×2=3/7×2/1=6/7
3)5/9×3=5/9×3/1=5/3=1(2/3)
4)5×9/10=5/1×9/10=9/2=4(1/2)