\(\dfrac{6}{5}:\dfrac{5}{4}=\dfrac{6}{5}x\dfrac{4}{5}=\dfrac{24}{25}\)
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4 5. 4. 6.
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15 6. 5. 7
3. 4. 2. 5
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5. 20. 5. 12
4 5. 4. 6.
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15 6. 5. 7
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5. 20. 5. 12
4 5. 4. 6.
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4 5. 4. 6.
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4 5. 4. 6.
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4 5. 4. 6.
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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
2/5+2/3+3/4
2/6+3/12
5/6+1/3
1/3+5/12+5/6
5/8+4/7
1/5+5/35
5/8+3/4
1/6+1/3+1/12
1/6+5/24+2/3
7/3+8/7
2/5+1/6
1/7+1/4+6/7+3/4
giúp với
và ai giải được gọi cụ
Tìm x biết :
x + 4/5 = 4/5 + ( 3/7 + 3/5 ) 5/7 + x/35 = 4/5
x < 3/4 + 2 2/3 + 1 < x < 5/6 + 4
x< 5/6 - 3/4 2/3 < x < 2 - 5/6
a, 4/5 - 1/3. 5/3-3/2
b,7/6-2/3 5/4-3/8
c, 5/6-5/8. 7/4-5/6
9 tháng 3 2022 lúc 18:19
Viết phân số thích hợp vào chỗ chấm: A) 3/4 nhân ( 5/6+6/5 )= 3/4 nhân 5/6+3/4 nhân...... B) 7/5 nhân ( 4/7-2/5 )= ...... nhân 4/7- ...... nhân 2/5
a) 60 × (7/12 + 4/15) =
b) 5/6 ×( 6/5 - 6/7 ) =
c) 1/2 × 2/3 × 3/4 × 4/5 × 5/6× 6/7 × 7/8 × 8/9 =
Bài 2. a, Các phân số được sắp xếp theo thứ tự từ bé đế lớn là:
A, 2/3; 5/6; 4/2 B, 5/6; 4/2; 2/3 C, 4/2; 5/6; 2/3 D, 2/3; 4/2; 5/6.
b, Các phân số được sắp xếp theo thứ tự từ lớn đến bé là:
A, 2/3; 5/6; 4/2 B, 5/6; 4/2; 2/3 C, 4/2; 5/6; 2/3 D, 2/3; 4/2; 5/6.
15 tháng 3 2023 lúc 19:16
5km2 400m2 = .......... m2
18000000m2 = km2
điền dấu >,<,=
5/4....3/4 5/6....6/5 6/8......3/4 7/3....7/5
rút gọn phân số
4/6 = ...................
5/15 = ..................
7/14 = ...............
6/24 = ..................
tính bằng cách thuận tiện nhất:
( 2/3 x 4/5) x 5/6 (4/5 + 5/4) x 3/4 27/12 + 17/6 - 25/36 - 15/6
Tính :
a ) 2/5 + 4/5 : 5/6 =
b ) 7/3 - 2/3 x 4/5 =
c ) 6/5 : 10 x 5/2 =
d ) 4 : 8/9 + 3/4 =