bantuin dongg soal nya di kumpulin besok hari senin

A. 2/15-1/2+3/10 = 4/30-15/30+9/30=-2/30 = -1/15

B. 3/7+4/21-13/14 = 9/21+4/21-26/21=-13/21

C.4.2/5-1.1/3+2.3/4 = (4-1+2). 2/5-1/3+3/4 = (5) 24/60 - 20/60 + 45/60 = 5.49/60

D. 10.1/4+1.2/3+20.7/8 = (10+1+20) 1/4+2/3+7/8 = (31) 6/24+16/24+21/24 = 31.43/24 = 32. 19/24

E. 2,25 +25% +1.1/2 = 225/100 + 25/100 + 3/2 = 225/100+25/100+150/100= 400/100= 4

Semoga membantu, kalau bener jadikan terbaik ya. Makasih