помогите решить номера. Created by nikdudinoff214. matematika-ru

помогите решить номера...

twntnplts 229. а) 257 + (-314) = -57
б) -0,28 + (-0,18) = -0,46
в) -2/9 + 5/6 = -4/18 + 15/18 = 11/18
г) 2 21/26 + (-3 4/13) = 2 21/26 - 3 8/26 = -13/26 = -1/2
231. -0,55 + (13/28 - 5/7) =
1) 13/28 - 5/7 = 13/28 - 20/28 = -7/28 = -1/4
2) -0,55 + (-0,25) = -0,8

5 votes Thanks 4

nikdudinoff214 а где 230

ksubat03 А)257+(-314)=257-314=-57
б)-0,28+(-0,18)=-0,46
в)-6+4,625=-1,375
г)-2/9+5/6=5/6-2/9=(15-4)/18=11/18
д)73/26-43/13=(73-86)/26=-13/26=-1/2

1)-4,2+1,83=-2,37
2)-4,2-34/15=-97/15
3)-4,2+16=11,6
4)-4,2+3,15=-1,05

3 votes Thanks 3

Answers & Comments

kak zhiteli dikanki boryutsya s nechistoj siloj pochemu poroj obrashayutsya k nej za p050c8c956feb69418be6b8e48d057163 80382

kak mog by zakonchitsya rasskaz esli by gerasim ne podchinilsya

pomogite reshit 516 u181

reshi uravneniya a x 4978

рекомендуемые вопросы

Helpful Links

Helpful Social