Các câu hỏi tương tự
mot hoc sinh khi lam phep nhan mot so co 3 chu so voi so co 2 chu so.do so suat do da viet nham chu so hang don vi cua so co 2 chu so la 2 thanh 8 nen tich tim duoc la 2034.biet tich dung la 1356.tim so co 3 chu so
1 hoc sinh khi lam phep nhan 1 so co 3 so voi so co 2 chu so do so xuat hoc sinh do da viet nham chu so hang don vi cua so co 2 chu so la 2 thanh 8 nen tich tim duoc la 2034 biet tich dung la 1356 tim so co 3 chu so
1)trong mot phepnhan co thua so thu hai la 64, khi thuc hien phep nhan, ban Minh da viet cac tich rieng thang cot voi nbhau nen ket qua tim duoc la 870. tim tich dung cua phep nhan
2 ) Khi thuc hien phep nhan 983 voi 1 so co 3 chu so , ban binh da dat tich rieng thu 2 thang cot voi tich rieng thu 3 nen duoc ket qua la 70776 . Em hay tim thua so co 3 chu so chua biet trong phep nhan tren , biet chu so hang tram hon chu so hang chuc 1 don vi
mot hoc sinh khi nhan mot so tu nhien voi 205 da quen chu so 0 o thua so thu hai nen tich tim duoc la 8025 . tim tich dung cua phep nhan do
khi nhan mot so tu nhien voi 207 mot hoc sinh so suat da bo quen chu so 0 cua thua so thu hai nen tich tim duoc kem tich dung la 224120 tim so tu nhien do
1. khi nhan mot so thap phan co hai chu so o phan thap phan voi 12,35,mot ban da dat tich rieng thang cot voi nhau nhu doi voi phep cong va co ket qua la 220,66. Hay tim ket qua dung cua phep nhan do . Biet rang cac dau phay o cac thua so va ket qua van dat thang cot voi nhau ?
2.tim 2 so biet thuong cua chung bang 1,2 va biet hieu cua chung bang 13,58 ?
ai lam nhanh se duoc tick day ?
khi nhan mot so tu nhien voi mot so thap phan ban hoc sinh da viet nham chu so hang don vi cua so tu nhien tu 7 thanh 3 nen duoc ket qua la 5608,8 tim hai so ban dau biet tich dung la 5791,2
bai 1 : Tim hieu cua hai so, biet rang so lon them 735 don vi va so ben them 449 don vi thi duoc hieu moi la 2000.Bai 2 : Khi thuc hien phep tru hai so, mot ban da so y viet sai nhu sau : o so bi tru co hai chu socuoi cung la 35 da viet thanh 53 nen phep tru sai co ket qua la 1234. Tim hieu dung cu ahia so do.Bai 3 : TIm mot so biet rang so do cong voi so lon nhat co ba chu so khac nhau roi cong tiep voi so be nhat co bon chu so khac nhau thi duoc so be nhat co nam chu so.Bai 4 ; Cho ba chu so t...
Đọc tiếp
bai 1 : Tim hieu cua hai so, biet rang so lon them 735 don vi va so ben them 449 don vi thi duoc hieu moi la 2000.
Bai 2 : Khi thuc hien phep tru hai so, mot ban da so y viet sai nhu sau : o so bi tru co hai chu socuoi cung la 35 da viet thanh 53 nen phep tru sai co ket qua la 1234. Tim hieu dung cu ahia so do.
Bai 3 : TIm mot so biet rang so do cong voi so lon nhat co ba chu so khac nhau roi cong tiep voi so be nhat co bon chu so khac nhau thi duoc so be nhat co nam chu so.
Bai 4 ; Cho ba chu so tu nhieu A ; B ; C. Biet rang tong cua A va B la 492 ; tongg cua B va C la 936 ; tong cua C va A la 714. Tim ba so do.
Bai 5 : HAi kho chu atat ca 2500 tan thoc. Sau khi lay ra o moi kho so tan thoc nhu sau. thi kho thu nhat con 800 tan va kho thu hai con 500 tan. Hoi luc dau moi kho chua bao nhieu tan thoc?
1.Hai cua hang co 42 ta gao. Biet 3/5 so gao o cua hang thu nhat bang 6/11 o cua hàng thu 2 hai cua hang thu hai co bao nhieu ta gao?
2.Khi nhan mot so tu nhien voi 475, mot hoc sinh da viet cac tich rieng thang cot voi nhau nhu trong phep cong nen tim tich duoc kem tich dung 92259. Tim tich dung cua phep nhan do?