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a) 4+2/5=22/5
b) 5/4+2=13/4
c) 3+3/2=9/2
d) 3/4-1/8=5/8
e) 17/15-7/10=13/30
g) 25/12-15/8=5/24
h) 5-4/3=11/3
i)15/4-3=3/4
a)\(\dfrac{4}{1}+\dfrac{2}{5}=\dfrac{20}{5}+\dfrac{2}{5}=\dfrac{22}{5}\)
b)\(\dfrac{5}{4}+\dfrac{2}{1}=\dfrac{5}{4}+\dfrac{8}{4}=\dfrac{13}{4}\)
c)\(\dfrac{3}{1}+\dfrac{3}{2}=\dfrac{6}{2}+\dfrac{3}{2}=\dfrac{9}{2}\)
d)\(\dfrac{3}{4}-\dfrac{1}{8}=\dfrac{6}{8}-\dfrac{1}{8}=\dfrac{5}{8}\)
e)\(\dfrac{17}{15}-\dfrac{7}{10}=\dfrac{34}{30}-\dfrac{21}{30}=\dfrac{13}{30}\)
g)\(\dfrac{25}{12}-\dfrac{15}{8}=\dfrac{50}{24}-\dfrac{45}{24}=\dfrac{5}{24}\)
h)\(\dfrac{5}{1}-\dfrac{4}{3}=\dfrac{15}{3}-\dfrac{4}{3}=\dfrac{11}{3}\)
i)\(\dfrac{15}{4}-\dfrac{3}{1}=\dfrac{15}{4}-\dfrac{12}{4}=\dfrac{3}{4}\)
A)\(\frac{3}{5}:\frac{3}{4}=\frac{4}{5}\)
B)\(\frac{1}{4}:\frac{1}{2}=\frac{1}{2}\)
HT
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( Làm hộ bài 1 thôi nhé , nhiều quá ! )
1 . get
2 . where
3 . my
4 . let
5 . job
6 . my
7 . time
8 . are
I. Hoàm thành các câu sau:
1. I get up at 6.00 a.m.
2. Where are you from?
3. I meat. It's my favourite food.
4. I want some book. Let's go to the bookshop.
5. What's his job? He's a worker.
6. Orange juice is my favourite drink.
7. What time is it? It's 8.00 o'clock.
8. These are maps.
II. Khoanh vào đáp án đúng:
1.C 2.B 3.B 4.D 5.B
III. Gạch chân những từ sai cột A và sửa lại vào cột B:
A. Gạch chân những từ sai:
1. milk, you, fron, can, monkiy, when, plai.
2. happi, , zou, my, qlease, pen, chickan.
3. ride, cendy, bike, how, footboll, cinena.
4. dring, want, banama, damce, hungri, xwim.
B. Sửa lại:
fron -> from monkiy -> monkey plai -> plan
happi -> happy zou -> zoo qlease -> please chickan -> chicken
cendy -> candy footboll -> football cinena -> cinema
dring -> drink banama -> banana damce -> dance hungri -> hungry xwim -> swim
IV. Sắp xếp lại các từ sau:
1. is / water / my / mineral / favourite / drink.
=> My favourite drink is mineral water.
2. the / are / much / shoes / how / ? /
=> How much are the shoes?
k cho mình nhé.........................................kết bạn không
1. deeper
2. lazier
3. more poisonous
4. more sensiple
5. more useful
6. wetter
7. more calm
8. happier
9. more intelligent
10. wider
a) X - 1/4 = 5/3 . b) X - 2/3 = 1/2 .
X = 5/3 + 1/4 . X = 1/2 + 2/3 .
X = 20/12 + 3/12 . X = 3/6 + 4/6 .
X = 23/12 . X = 7/6 .
Tôi chúc bạn học tốt !
Kết bạn nhé !
nà ní. đây là toán mà có phải tiếng anh đâu