Question

3 7/3×19/14-3 8/5÷7 4/1 +8,4
$3 \frac{3}{7} \times \frac{14}{19} - 3 \frac{5}{8} \div 7 \frac{1}{4} + 8.4$
Даю 25 балл​

Answer 1

Ответ:

Пошаговое объяснение:

1) 3. 3/7 * 14/19 = 24/7 * 14/19 = 24/1 * 2/19 = 48/19 =

2. 10/19

2) 3. 5/8 : 7. 1/4 = 29/8 : 29/4 = 29/8 * 4/29 = 4/8 = 1/2

3) 2. 10/19 - 1/2 = 2. 20/38 - 19/38 = 2. 1/38

4) 2. 1/38 + 8,4 =

2. 1/38 + 8. 4/10 =

2. 5/190 + 8. 76/190 =

10. 81/190