hay tim so 9 o day88888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888...

PP

Phúc Phạm Hồng

5 tháng 10 2016 - olm

hay tim so 9 o...

Đọc tiếp

#Toán lớp 5

6

NP

Nguyễn Phúc Trọng

5 tháng 10 2016

8888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888889_[đây nè]88888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888

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PG

phạm gia bảo

5 tháng 10 2016

888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888[đây nè]988888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888

Mình sao chép rồi đó , số 9 ở chỗ mình vừa đánh dấu

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DB

Đào Bình Minh

31 tháng 10 2021 - olm

khi thuc hien phep cong hau so vi so y nen mot hoc sinh da viet sai o hang don vi cua so hang thu nhat 2 thanh 9 o hang chuc 4 thanh 7 vi the tong tim duoc la 750 hay tim tong dung cua phep cong do

#Toán lớp 4

0

NL

Nguyen Le Viet Anh

19 tháng 8 2015 - olm

Thao lam phep nhan hai so.Vi so y nen o hang don vi cua thua so thu 2 Thao da viet nham tu 3 thanh 9.Do do,tich tim duoc la 19453.Biet tich dung la 17071,hay tim 2 thua so ban dau

#Toán lớp 5

0

PT

Phạm Thị Mai Thi

6 tháng 4 2016 - olm

cho day so 6 7 9 12 16... hay tim so 100 cua day so

#Toán lớp 6

0

HT

Hoang Thi Khanh Linh

21 tháng 10 2018 - olm

Cho p/s 6/7 & 2/9 hay Tim p/s a/b sao cho khi them a/b vao hai p/s da cho thi ty so cua hai p/s bang 3

Cho hai phan so 6/7 & 1/9 tim phan so a/b sao cho khi them a/b vao 1/9 va bot o 6/7 thi ta duoc hai p/s co ti so la 3

Ai nhanh minh tick nhieu

#Toán lớp 5

0

HT

Hoang Thi Khanh Linh

21 tháng 10 2018 - olm

cho 2 phan so 6/7 va 2/9 hay tim p/s a/b sao cho khi them ab/ vao 2 p/s da cho thi ty so cua 2 p/s la 3cho 2 phan so 6/7 va 1/9 hay tim p/s a/b sao cho khi them a/b vao 1/9 va bot a/b o 6/7 thi ta duoc 2 p/s co ty so la 3viet duoc bao nhieu p/s ma tong cua tu so va mau so 2012 co bao nhieu p/s nho hon 1 bang 1 lon hon 1tim hai so chan co tong la 2100 biet giua chung co 18 so chan khac tim 2 so tu nhien biet tong cua hai so nay la 2019 giua chung co tat ca 20 so tu nhien khacai nhanh minh tick...

Đọc tiếp

#Toán lớp 5

0

PH

Phạm Hà Vy

11 tháng 11 2015 - olm

cho 2 so thap phan 14,78 va 2,87. Hay tim so a sao cho khi them a vao so nho, bot a o so lon ta tim duoc 2 so co ti so la 4

#Toán lớp 5

2

IL

I love you thu uyên

11 tháng 11 2015

cái này hình như mk hok rùi nhưng quên cách làm

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PT

Phung Thi Thuy Linh

11 tháng 11 2015

Khi thêm vào số bé số a và bởi ở số lớn số a thì tổng không thay đổi .

Ta coi số bé là 1 phần thì số lớn là 4 phần bằng nhau như thế .

Tổng 2 số là : 14,78 + 2,87 = 17,65

Số a là : 17,65 : ( 4 + 1 ) - 2,87 = 0,66

Đ/S : 0,66

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VN

vy Nguyễn thị

16 tháng 9 2018 - olm

hay tim 4 phan so nho hon 6/11 va lon hon 4/9

#Toán lớp 5

2

DA

Diệu Anh

16 tháng 9 2018

45/99 46/99 47/99 48/99 49/99 50/99

Đúng ko

K mk nhé

🌠Mio🌠

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PT

Phạm Thị Như Quỳnh

16 tháng 9 2018

6/11=54/99; 4/9=44/99

=>4 phân số nhỏ hơn 6/11 và lớn hơn 4/9 là : 45/99;46/99;47/99;48/99

đây chỉ là các phân số mình lấy còn các phân số khác nữa nha

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PP

Phúc Phạm Hồng

5 tháng 10 2016 - olm

hay tim so 8 o...

Đọc tiếp

#Toán lớp 5

2

TV

Trần Văn Thành

5 tháng 10 2016

ở hàng số 10 số thứ 28 từ trái sang phair

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PG

phạm gia bảo

5 tháng 10 2016

9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999
[đây nè] 8 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999
TÌM ĐƯỢC RỒI ĐÓ
K ĐI

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HT

ha toan phuc

11 tháng 2 2016 - olm

hay tim mot so co 2 chu so chiahet cho 5 va 9.

giai thich tai sao?

#Toán lớp 4

13

NN

Nguyễn Nhật Vy

11 tháng 2 2016

nhầm....................

chọn số 45 hoặc 90

(vì có tận cùng là 0 hoặc 5 chia hết cho 5 và tổng các c/s chia hết cho 9)

tich ủng hộ nha

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L

lyzimi

11 tháng 2 2016

...

số đó là : 45

90

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