Пошаговое объяснение:
194.
1) 13:6 = 13/6 = 2 1/6
2) 43:5 = 43/5 = 8 3/5
3) 70:11 = 70/11 = 6 4/11
195.
1) 2 1/6 = 13/6
2) 1 12/17 = 29/17
3) 4 4/5 = 24/5
4) 12 7/20 = 247/20
196.
1) 9+3/17 = 9 3/17
2) 9/72+5 = 5 1/8
3) 4 5/18 + 2 4/18 = 6 9/18 = 6 1/2
4) 6 7/15 - 2 3/15 = 4 4/15
5) 9 11/16 + 4 3/16 - 2 2/16 = 13 14/16 - 2 2/16 = 11 12/16 = 11 3/4
6) 15 7/10 + 2 2/10 - 4 1/10 = 17 9/10 - 4 1/10 = 13 8/10 = 13 4/5
197.
1) 7 9/16 + 8 7/16 = 15 16/16 = 16
2) 4 9/19 + 5 13/19 = 9 22/19 = 10 3/19
3) 1 - 16/25 = 25/25 - 16/25 = 9/25
4) 4 - 1 7/12 = 3 12/12 - 1 7/12 = 2 5/12
5) 6 5/14 - 2 11/14 = 5 19/14 - 2 11/14 = 3 8/14 = 3 4/7
6) 19 11/35 - 12 29/35 = 18 46/35 - 12 29/35 = 6 17/35
7)-3/7*(2.1*(-11/3)+4 3/3*1.2)+2.2*(-3/11*(-11/3)-5/22*1.2)=-3/7*(-21/10*11/3+5*1.2)+2.2*(3/11*11/3-5/22*12/10)=-3/7*(-1.7)+2.2*(1-3/11)=3/7*17/10+22/10*8/11=51/70+1 3/5=51/70+1 42/70=2 23/70
8)7/23*(3 2/7*5.5-2 4/21*2 8/11)-9/16*(5 1/3*5.5-8/15*2 8/11)=7/23*(23/7*55/10-46/21*30/11)-9/16*(16/3*55/10-8/15*30/11)=7/23*(18 1/14-5 75/77)-9/16*(29 1/3-1 5/11)=7/23*(18b 77/1078-5 1050/1078)-9/16*(29 11/33-1 15/33)=7/23*(17 1078/1078+77/1078-5 1050/1078)-9/16*(28 33/33+11/33-1 15/33)=7/23*12 105/1078-9/16*27 29/33=7/23*13041/1078-9/16*920/33=567/154-345/22=36 9/11-15 15/22=36 18/22-15 15/22=21 3/22
Пошаговое объяснение:
194.
1) 13:6 = 13/6 = 2 1/6
2) 43:5 = 43/5 = 8 3/5
3) 70:11 = 70/11 = 6 4/11
195.
1) 2 1/6 = 13/6
2) 1 12/17 = 29/17
3) 4 4/5 = 24/5
4) 12 7/20 = 247/20
196.
1) 9+3/17 = 9 3/17
2) 9/72+5 = 5 1/8
3) 4 5/18 + 2 4/18 = 6 9/18 = 6 1/2
4) 6 7/15 - 2 3/15 = 4 4/15
5) 9 11/16 + 4 3/16 - 2 2/16 = 13 14/16 - 2 2/16 = 11 12/16 = 11 3/4
6) 15 7/10 + 2 2/10 - 4 1/10 = 17 9/10 - 4 1/10 = 13 8/10 = 13 4/5
197.
1) 7 9/16 + 8 7/16 = 15 16/16 = 16
2) 4 9/19 + 5 13/19 = 9 22/19 = 10 3/19
3) 1 - 16/25 = 25/25 - 16/25 = 9/25
4) 4 - 1 7/12 = 3 12/12 - 1 7/12 = 2 5/12
5) 6 5/14 - 2 11/14 = 5 19/14 - 2 11/14 = 3 8/14 = 3 4/7
6) 19 11/35 - 12 29/35 = 18 46/35 - 12 29/35 = 6 17/35