Question

Va rog urgent !! imi trebuie la somn.​

Answer 1

a) 7/10 + 7/9 *27/35= 7/10+ 1/1 * 3/5= 7/10+ 6/10= 13/10

b) 5/14+ 3/8 * 16/21= 5/14+ 1/1 * 2/7= 5/14+ 4/14= 9/14

c) 3/16 * 4/7 + 5/8 * 6/35= 3/4 * 1/7 + 1/4 * 3/7= 3/28 + 3/28= 6/28= 3/14

d) 1+ 3/5 * 11/6= 1+ 1/5 * 11/2= 1+ 11/10= 21/10

e) 5/12 - 8/21 * 7/16= 5/12 - 1/3 * 1/2= 5/12 - 1/6= 5/12 - 2/12= 3/12= 1/4

f) 2- 7/8 * 8/7= 2- 1/1 *1/1= 2-1= 1