Ответ:
1) 5 1/2
2) 10
3) 2 1/3
4) 9
.
Пошаговое объяснение:
1) 18/85*68/27=2/5*4/3=8/15
8/15*45/28=6/7
6/7:12/77=6/7*77/12= 11/2 = 5 1/2
2) 80/81*63/40=14/9
14/9*27/28=3/2
3/2*20/3= 10
3) 24/37*74/27=16/9
16/9*45/32=5/2
5/2*14/15=7/3 = 2 1/3
4) 99/160*40/33 = 3/4
3/4*20/27=5/9
5/9*81/5=9
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Answers & Comments
Ответ:
1) 5 1/2
2) 10
3) 2 1/3
4) 9
.
Ответ:
Пошаговое объяснение:
1) 18/85*68/27=2/5*4/3=8/15
8/15*45/28=6/7
6/7:12/77=6/7*77/12= 11/2 = 5 1/2
2) 80/81*63/40=14/9
14/9*27/28=3/2
3/2*20/3= 10
3) 24/37*74/27=16/9
16/9*45/32=5/2
5/2*14/15=7/3 = 2 1/3
4) 99/160*40/33 = 3/4
3/4*20/27=5/9
5/9*81/5=9