Question

5upon7-2upon3+3upon15-5upon7​

Answer 1

Answer:

Step-by-step explanation:

5/7-2/3+3/15-5/7=

5/7-5/7-2/3+3/15 (rearranging the terms)

= -2/3+3/15+0 (5/7-5/7=0)

=(-10+3)÷15(Lcm=15)

=-7/15

Answer 2

Answer:

$\frac{5}{7} - \frac{2}{3} + \frac{3}{15} - \frac{5}{7}$

LCM of 7, 3, 15 and 7 is = 105

so.....

__15*5_-__35*2_+__7*3_-_15*5__

105

75-70+21-75/105

-49/104

-7/15

thank you

hope it helps