60%=3/5 số bé là 5 phần hiệu là 3 phần lên số lớn là 8 phần số bé bằng 5/8 số lớn là bạn tính
số lớn là 164
doi 60%= 3/5
so lon la
266,5:13x8=164
Biet hieu cua hai so bang 60% so be, tong hai so bang 266,5
Vay so lon la....
Biet hieu cua 2 so bang 1/5 tong cua 2 so do va so be lon hon hieu cua 2 so do la 19,5
biet hieu 2 so bang 60% so be, tong hai so bang 266,5. Tim so lon
hieu cua 2 so bang 60 pham tram so be tong cua 2 so bang 266.5 . tim so lon
tim hieu cua hai so biet so lon gap 4 lan so be va biet khi cong hai so do voi tong cua chung thi bang 480 hieu cua hai so do la bao nhieu
Bai 1 : Tong cua hai so la 2000. Neu so hang thu nhat them 135 don vi va so hang thu hai bot 531 don vi thi duoc tong moi la bao nhieu?
Bai 2 : Tim tong hai so biet rang neu so hang thu nhat bot di 246 don vi va so hang thu hai them 642 don vi thi duoc tong moi bang 2010.
Bai 3 : Hieu cua hai so la 1000. Neu so lon them 235 don vi va so be bot 200 don vi thi duoc hieu moi la bao nhieu?
Bai 4 : Hieu cua hai so bang 1234. Neu so lon bot 234 don vi va so be them 456 don vi thi duoc hieu moi la bao nhieu?
Bai 5 ; Tim hieu cua hai so, biet rang so lon va so be cung bot di 100 don vi thi duoc hieu moi la 1000.
TRA LOI CAU HOI SAU:
cau1:1/3 cua 186 bang
cau2:5/4cua 2012 bang
cau3:3/4 cua 192 bang
cau4:hieu hai so bang 246 so be bang 3/5 so lon vay so lon la
cau5:tong hai so bang 222 biet rang neu cung them moi so 9 don vi thi so lon gap doi so be tim so lon
cau6:cho hinh chu nhat co chu vi bang 104cm biet neu giam chieu dai di 2cm va tang chieu rong len 2cm thi no cho thanh hinh vuong so do chieu dai hinh chu nhat la
cau7:tong 2 so bang 260 biet neu cung bot moi so di 6 don vi thi so lon gap 3 lan so be vay so be la
hieu cua hai so la 17,8.biet 6 lan so lon bang 4 lan so be la176,4.tinh tong hai so ban dau
tim hieu cua hai so biet tong hai so lon nhat co ba chu so khac nhau va so be bang 1/2 so lon
