Выражение: (5 5//8)/(3 3//4)
Ответ: 1.5
Решаем по действиям:
1. 5 5//8=45//8
5 5//8=(5*8+5)//8
1.1. 5*8=40
X5
_8_
40
1.2. 40+5=45
+40
_ _5_
45
2. 3 3//4=15//4
3 3//4=(3*4+3)//4
2.1. 3*4=12
X3
_4_
12
2.2. 12+3=15
+12
_ _3_
15
3. 45//8=5.625
45|8_ _
4_0_|5.625
50
4_8_
20
1_6_
40
4_0_
0
4. 15//4=3.75
15|4_ _
1_2_|3.75
30
2_8_
20
2_0_
0
5. 5.625/3.75=1.5
5.625|3_._7_5_ _
3_7_5_ |1.5
1875
1_8_7_5_
0
Решаем по шагам:
1. (45//8)/(3 3//4)
1.1. 5 5//8=45//8
5 5//8=(5*8+5)//8
1.1.1. 5*8=40
X5
_8_
40
1.1.2. 40+5=45
+40
_ _5_
45
2. (45//8)/(15//4)
2.1. 3 3//4=15//4
3 3//4=(3*4+3)//4
2.1.1. 3*4=12
X3
_4_
12
2.1.2. 12+3=15
+12
_ _3_
15
3. 5.625/(15//4)
3.1. 45//8=5.625
45|8_ _
4_0_|5.625
50
4_8_
20
1_6_
40
4_0_
0
4. 5.625/3.75
4.1. 15//4=3.75
15|4_ _
1_2_|3.75
30
2_8_
20
2_0_
0
5. 1.5
5.1. 5.625/3.75=1.5
5.625|3_._7_5_ _
3_7_5_ |1.5
1875
1_8_7_5_
0