\(\dfrac{6}{5}.\dfrac{12}{15}=\dfrac{72}{75}=\dfrac{24}{25}\)
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Các câu hỏi tương tự
6/5 + 12/15 nhân 2
4 nhân 5 nhân 6
12 nhân 15 nhân 9
Tính bằng cách thuận tiện nhất :
9 nhân 8 nhân 15 / 12 nhân 6 nhân 5 :
NA
18 tháng 3 2022 lúc 14:25
Nối 2 phép tính có cùng với kết quả: 5/4:3/8 7/5 nhân 10/3 7/12:7/8 6/7 nhân 14/15 7/3:1/2 1/3:1/2 5/4 nhân 8/3 1/7:5/28
NN
12 tháng 4 2022 lúc 19:36
GIẢI CHI TIẾTTTTT!!!!!
Bài 1: Tính
\(a, 11/4 - 9/8 + 15/12\)
\(b, 6/7 x 21/12 + 5/3\) \(x\)= dấu nhân
\(c, 13/18 : 5/9 - 1\)
\(d, 3 + 9/4 : 3/5\)
Chú ý giải chi tiếttttttttt..
a]1/3 + 3/4 - 7/12
b]6/11 chia 5/22 -4/5
c]5/18 nhân 8
d]7/15 chia 5
CÁCH LÀM BÀI 12/13 NHÂN 9/15+6/15 NHÂN12/13
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5...
Đọc tiếp
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
4 5. 4. 6.
--- + --- --- + ---
15 6. 5. 7
3. 4. 2. 5
--- + --- --- + ---
5. 20. 5. 12
5. tìm xA, 58 nhân x – 934 6722………………………………………………………………………………………………………………………B, 2005 + nhân x 5337………………………………………………………………………………………………………………………C, 12 nhân x nhân 15 38880................................................................................................................................giúp mình đầy đủ nguyễn lê phước tịnh nhớ giải đầy đủví dụ :a, 5 nhân x 12x 12 nhân 5x 60vậy x là 60đó ghi thế rõ ràng
Đọc tiếp
5. tìm x
A, 58 nhân x – 934 = 6722
………………………………………………………………………………………………………………………
B, 2005 + nhân x = 5337
………………………………………………………………………………………………………………………
C, 12 nhân x nhân 15 = 38880
................................................................................................................................
giúp mình đầy đủ nguyễn lê phước tịnh nhớ giải đầy đủ
ví dụ :
a, 5 nhân x = 12
x = 12 nhân 5
x= 60
vậy x là 60
đó ghi thế rõ ràng