¥_ The face value of each digit has a fixed value regardless of the place it occupies.. | v⁄_ |fanumber consists of more than one digit, then each digit has a value according to the p
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ISMART EDUCATION
Hanoi
Transforming Education
TAI LIEU BO TRO CHUONG TRINH HOC TIENG ANH THONG QUA MON
TOAN VA MON KHOA HOC
NAM HOC 2016 — 2017
KHOI 4
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unt 1 Whole numbers
Lesson 1 — Hundred thousands and millions
(: Essential question: What vocabulary terms will help you discuss the digit
values?
You will
e Learn about the place value, face value, hundred thousands and millions
* Digits:0 1234567 8
j§ ¥ $ 5Š *%
© xo # 3 8 %
&
Ỳ
¥ s
$
=
» The place value of 5 is 5000000
* The face value of 5 is 5
* Standard form: 5892643
* Expanded form: 5000000 + 800000 + 90000 + 2000 + 600 + 40 +3
* Word form: five million, eight hundred ninety two thousand, six hundred
and forty three
What’s-the: big-idea?
¥_ The face value of each digit has a fixed value regardless of the place it
occupies |
v⁄_ |fanumber consists of more than one digit, then each digit has a value
according to the place it occupies This value is called the place value
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1 How can you describe these numbers? Complete the sentences
a The place value of 6 in 36000 is
b The number 1530000 has 5 ïn the 5-2 2 c5: place
c The face value of 7 in 3470000 is
2 Write 1583018 in word form and expanded form
Word form: HÉkn TT KT HH KĐT K15 1H11 Expdnded ÍOrm: - ¿c1 2 22211211121 121E5211111111 115111511111 1x1 12 11 1e
3 Complete the place value table with suitable digits
M | Hth] 1th] Th | H | T | O
a Two hundred and
four
b Three thousand and
nine
c One million
*Note: M: Millions HTh: Hundred thousands
TTh: Ten thousands Th: Thousands H: Hundreds
T: Tens O: Ones
Complete the sentences
KĨ, TÍN maununaesacuuasoaaa.b value of each number has a fixed value
regardless of the place it occupies
L1 The value changes according to the digit’s place
Q In the number 1234567, the 1 is in the .ccceceeeeeeeeees
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Trang 4Lesson 2: €omparisons
e Learn about whole numbers, comparisons, ascending order and
descending order -
* Wholenumbers:0 1 3 14 59 102 195632
* Compare:
16 = 16( 16 is equal to 16)
15 > 13 (15 is greater than 13)
102 < 200 ( 102 is less than 200) oo
[ Beauale |
Compare: Tell how amounts are the same or different
Numbers are said to be in ascending order when they are arranged from
the smallest to the largest
Numbers are said to be in descending order when they are arranged from the largest to the smallest
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1 How can you compare these numbers? Complete the sentences
with words and symbols (<, =, >)
a 2 3 means that WO ϧ s cà: three
b 25> 1] meœns thot twenty-five is eleven
2 The table shows how mơny pop, rock and rap CDs were sold
Pop 1435066 Rock 1727921
Write the numbers in ascending order: .sccecesy ceseesesesesesesey ceeeeeseseeeeeees
3 Abel bought 12 apples, Barbara bought 36 apples, Amelia bought 24
apples and Aurora bought 6 apples Which of the following statements is
true?
Aurora bought a greater number of apples than Abel
Barbara bought a greater number of apples than Amelia
Amelia bought a less number of apples than Aurora
clolel>
Barbara bought a less number of apples than Abel
o Talk and write about it
Complete the sentences
Q Numbers are said to be in when they are arranged from the
smallest to the largest
Q Numbers are said to be in descending order when they are arranged from
4 Sa So www.ismart.edu.vn
Trang 6Revision for Unit 1
““
1 The numbers in the map are the populations of some cities in the US
Write each population in the place value chart
Rhinelander
Hundred Ten Thousands | Hundreds | Tens | Ones thousands | thousands
2 Use the given words to complete the sentences
thousands _ digits word
a The number 7ó49 has Íour
c “Three hundred thirty-two thousand, nine hundred sixty-nine” is the
Ko nộ form for the number 332969
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3 A teacher used symbols to compare numbers, as shown below:
99 >75>50>25
| Which of the following statements is the correct comparison in words?
A Ninety-nine is less than the other numbers
B All numbers are equal to one another
C Ninety-nine is greater than the other numbers
D Twenty-five is greater than the other numbers
A Morgan had 96 game cards, Jack had 53 and Abel had 75 Which
expression best describes the comparison between the numbers?
A 96 > 53> 75 B.75>96>53 C.96>75 > 53
5 Write the given words in numbers One example has been done for you
a Four hundred and five thousand: 405000
b Six million, seven hundred and two: .cccecceeeeeececeeeeees
c Three hundred twenty-six thousand, one hundred and three:
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Lesson | — Weight
weight?
You will
e Learn about weight
Essential question: What vocabulary terms will help you discuss units of
© Convert between weight units
£ Vocqabulary
20g 10g 5g
es Gram (g)
Quintal
Pan balance
Kilogram (kg)
Electronic balance /
Table of Weight Units
ton quintal kilogram
lt
= 10 quintals
= 1000 kg
1 quintal 1kg
=100kg | =1000g
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VOP>
OOF
VAP>
Practice!
'o Elizabeth:is sion in dinoffice: She handles a humbeitaf files Which
_50 kg
gin weigh úp to 10kg Whieh'öf he followin
estimation will be reasonable for the weight of an empty file?
Sg
900 g
20 kg
John carries a bag of vegetables, as shown below Which estimation of the weight that John carries is reasonable?
10g 80g oe
3kg, rg anf)
100kg ”
Albert fills his backpack and waits to — weigh it He puts it on a scale which
is the weight of the backpack?
3kg 9kg
5 kg
10 kg
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: 4 Calculate
TZTONS eas veemenae weens nme annnnnnn quintals
3 quintals= .-2209W/ 10H kg
T quintal + BQQ0g= wis ss sass wan bane kg Dee ssa excts ote T1! TT g
| 5 Estimate the weight of an apple
| A 5g B 50g C.5000g | D 50000g
6 Mai is 9 years old What is an approximate
estimation of her weight?
&/ Talk and write about it
Complete the sentences
"âm is equal to 100 kilograms
H 1060 lhiogrems ïsenuol lo Ï as aise cas tees oe ne
L1 Gram œnd kilogram ore the unifs oŸ -
Oy WWWBWAUARWn
Trang 11LESSON 1 Revision for the respiratory system
Exercise 1: Match the pictures to the right words
Lễ”
fo
4 TAY xygen
| ⁄
Exercise 2: Answer the questions below
Ỉ - How many noses do you have?
TL have 0ne.nase Nà 1S 8935E4135430142513E48
- Do you need oxygen?
Yes.,d nsed oxysyen —==
- Do your eyes belong to the respiratory system?
Nc.„.LE dosen.E., -ec
- Name some parts of the respiratory system
Nosc,.lungs axtyaen, winelpipé
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LEssoN 2 Revision for the circulatory system
Exercise 1: Unscramble the letters to make the correct words
HTEAR
OOLBD
—
`
|
Exercise 2: Circle the parts which do NOT belong to the circulatory system
Nose Windpipe Heart Veins
af
Blood Oxygen Lungs Arteries
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LESSON 3 Revision for the excretory system
0
2
«}<
`
1 A Kidneys B Ureter C Bladder
2 A Heart B Ureter C Urethra
3 A Windpipe B Ureter C Bladder
5 A Veins B Kidneys C Urethra
Exercise 2: Circle 4 words which are of the excretory system
Exercise 1: Circle the word which doesn’t belong to the excretory system
D Blood
D Kidneys
D Urethra
D Urethra
D Bladder
adfggjalgjdluretersfafadsffadffazcxv
bladderalkjhwsdfasdfkidneystutoy
uowuourethraasbbviabvibajydfwvc
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Ỉ
LESSON 4 Revision for the nervous system
Exercise 1: Label the parts of the nervous system
Exercise 2: Put the words into the correct columns
Respiratory Circulatory Excretory Nervous
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LESSON 1 Food groups
Big question: How are foods sorted into groups?
You will
e Categorize foods into groups
¿- Vocabulqry
* We need to eat food to stay alive
° Foods in ‘proteins’ group help you grow properly They are body building
foods
* Foods in ‘vitamins and minerals’ group keep you healthy They are
° Foods in other groups give you energy They are energy giving foods.
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Practice!
Exercise 1: Write down the names of two foods in the following categories
ai” Body DuIdING TOOdS: š sessseseisnsensininndtiotinetoilrdioltilollSSAEVISECGDAEESEEMSSRSUSeE
b Energy giving T00dS ? sissies aemmmnnnnmnmenmecmmnenmnnennseneras
GC; ProtectiVe TOOUS 1sansssearnsntresaeseasnosnanitiisdiiilsliSvEAAES0EESASHAASUSSOGSSE1AAEESSSEE
Exercise 2: Unscramble the letters to make the right words
QOFD DYRAMIP -
DOFO GORUPS — = wsissessssenrersisrecveesesesees
PRETOINS Hpesesuensevennsencanserersestans
CGABROTHDARYES @siessicvssssivecaveveranesey
Exercise 3: Answer the following questions
1 Why do you need to eat food?
2 Talk and write about it
H Föðđ8 Iñ săxezzsszs group help yoy grow properly They are
foods
LÌ Foodsin and group keep you healthy
L]Ì Foods in 'carbohydrates” group are foods