решите плиз.
2998+839*50-49=
2998+839*(50-49 =
(2998+839)*50-49=
2998+839*50-49=44899
1. 839*50=41950
2. 2998+41950=
3. 44948 -49=44899
2998+839*(50-49)=3837
1. 50-49=1
2. 839*1=839
3. 2998+839=3837
(2998+839)*50-49 =
1. 2998+839=3837
2. 3837*50=191850
3. 191850-49=191801
1. =44899
2. =3837
3. =191801