Ответ: 1.
Объяснение:
1) 4,5*1 2/3=9/2*5/3=45/6=15/2=7,5;
2) 7.5-6.75=0.75;
3) 0.75*0.66...=0.75*2/3=3/4*2/3=1/2;
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4) 3 1/3*0.3=10/3*3/10=1;
5) 1+2/9=1 2/9;
6) 1 2/9+4/9=11/9+4/9=15/9=5/3;
7) 5/3:2 2/3=5/3:8/3=5/3*3/8=5/8;
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8) 1 4/11*0.22=15/11*11/50=0.3;
9) 0.3:0.3=1;
10) 1-0.96=0.04;
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11) 0.2-3/40=1/5-3/40=8/40-3/40=5/40=1/8;
12) 1/8*16/10=1/8*8/5=1/5;
13) 1/2:5/8=1/2*8/5=4/5;
14) 0.04:1/5=4/100:1/5=1/25*5/1=1/5;
15) 4/5+1/5=5/5=1.
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Answers & Comments
Ответ: 1.
Объяснение:
1) 4,5*1 2/3=9/2*5/3=45/6=15/2=7,5;
2) 7.5-6.75=0.75;
3) 0.75*0.66...=0.75*2/3=3/4*2/3=1/2;
---------------
4) 3 1/3*0.3=10/3*3/10=1;
5) 1+2/9=1 2/9;
6) 1 2/9+4/9=11/9+4/9=15/9=5/3;
7) 5/3:2 2/3=5/3:8/3=5/3*3/8=5/8;
-----------------
8) 1 4/11*0.22=15/11*11/50=0.3;
9) 0.3:0.3=1;
10) 1-0.96=0.04;
-------------------
11) 0.2-3/40=1/5-3/40=8/40-3/40=5/40=1/8;
12) 1/8*16/10=1/8*8/5=1/5;
-------------------
13) 1/2:5/8=1/2*8/5=4/5;
14) 0.04:1/5=4/100:1/5=1/25*5/1=1/5;
15) 4/5+1/5=5/5=1.