TheMathBooklets: Practice

N1-L1 Whole Numbers Practice : Number Notation

WHOLE NUMBERS – L1 (N1) (~60mins)

(Part 1) Revise(15-20mins) Start Time:

1. Number notation, Representations and Place Values

(+ Revise spelling of 1-13, hundred, thousand, million)

2. Reading and writing numbers in numerals and in words

(+ Revise drawing of place-value box)

(Part2) Practice (~30mins) 1 Mark each. Start Time:

(1) Write in Words

(a) 4520

(b) 14267

(d) 2453987 (245398: Foundation)

(e) 61795011 (795011: Foundation)

(2) Write each of the following in numerals

(a) Nine hundred and twelve

(b)Three hundred and sixty-four thousand, two hundred and eighty-three

(d) Forty-eight thousand and ninety-seven

For standard Math (e and f)

(e) Nine million and thirty-eight thousand, seven hundred and ninety-five

(f) Seventy million and nine thousand, five hundred and forty-two

(3) Write the value of each of the underlined digits

(a) 721604

(b) 902908

(4) Circle the numbers with

(a) 8 in the thousand places

287234 8053 51826

(b) 5 in the tens place

857450 92453 679635

(5) Fill in the missing numbers

(a) 200000 + [ ] + 5000 + 80 = 215080

(b) [ ] + 1000 + 12 = 901012

(For Standard Math: d & e)

(d) 2000000 + 30000 + [ ] + 70 = 2034070

(e) 9000000 + 70000 + 60 + 3 =

PSLE 2018F (2 mins)

1. Which digit in the number 8 657 is in the hundreds place? (1/p1/f)

(1) 5

(2) 6

(3) 7

(4) 8

2. Which one of the following is the same as 78 902? (2/p1/f)

(1) 7000 + 800 + 90 + 2

(2) 7000 + 800 + 900 + 2

(3) 70 000 + 8000 + 90 + 2

(4) 70 000 + 8000 + 900 + 2
Total Mark: /23

Answer Key

1a. Four thousand five hundred and twenty

b. fourteen thousand two hundred and sixty-seven

c. three hundred and fifty-two thousand one hundred and forty-nine

d two million four hundred and fifty-three thousand nine hundred and eighty-sevn

Two hundred and forty-five thousand three hundred and ninety-eight

e. sixty-one million seven hundred and nine-five thousand and eleven

seven hundred and nine-five thousand and eleven

2a. 912

b. 364283

c. 48097

3a. 600

b. 2000

c. 6000

4a. ⑧053

4b. 8574⑤0 924⑤3

5a. 10000

b. 900000

c. 54911

d. 4000

e. 9070063

1. (2).

2. (4).

N2-L2 Whole Numbers Practice : Comparing/Ordering/Rounding

WHOLE NUMBERS – L2 (N2) (~60 Mins) Date/Time: Tutor:

(Part 1) Revise(15-20mins) Start Time:

1. Comparing and Ordering Numbers, Odd/Even Number

2. Rounding Off, Use of approximation symbol

(Part2) Practice (~40mins). Start Time:

1. Arrange the numbers in order beginning with the smallest. Working

(a) 47620, 47591, 46135, 46921

Answer:

(b) 988, 978, 958, 938, 987

Answer:

2. Arrange the numbers in order beginning with the greatest.

(a) 714, 722, 709, 720, 710

Answer:

(b) 25426, 25391, 25634, 25553, 25518

Answer:

3. Use 4, 7, 6, 9 to from the

(a) greatest 4-digit number

Answer:

(b) smallest 4-digit number

Answer:

4. Circle the odd numbers

24, 33, 67, 22, 90, 15

5. What number is 20 more than 438?

Answer:

6. What number is 112 less than 438?

Answer:

7. What number is 100 more than 8637?

Answer:

8. What number is 1000 less than 8592?

Answer:

9. Round off 70187 to the nearest:

(a) ten

(b) hundred

10. Round off 89721 to the nearest

(a) ten

(b) hundred

11*. Use all the digits 6, 5, 2, 8 to from the number closest to 6000.

12. Mary has 125 stamps. James has 68 more than Mary. How many stamps does James has?

PSLE (2018F)

13. Use the digits below to form the smallest 5-digit odd number. Each digit can only be used once. (21/p1/f)

8 1 7 2 5

14. The first three figures in a pattern are shown. How many triangles will Figure 8 have? (29/p1/f)

Total Mark: /21

Tutor Remark:

Answer Key:

1a. 46135, 46921, 475591, 47620

1b. 938, 958, 978, 987, 988

2a. 722, 720, 714, 710, 709

2b. 25634, 255553, 25518, 25426, 25391

3. 9764

3b. 4679

4. 33, 67, 15

5. 458

6. 326

7. 8737

8. 8492

9a. 70180

b. 70200

c. 70000

10a. 89720

10b. 87900

10c. 90000

11. 6258

12. 196

13. 81725

14. 64

N3-L3 Whole Number Practice : Addition and Subtraction

WHOLE NUMBERS – L3 (N3) (~60mins) Date/Time: Tutor:

(Part 1) Revise(15-20mins) Start Time:

1. Addition and subtraction, More than / less than

2. Word Problems

a. Doing Simple Word Problems

b. Word Problems using Model

(Part2) Practice (40-55mins) Start Time:

1. Complete the followings: Working

(a) 742 - 🗆 = 395

(b) 3218 + 🗆 = 8735

2. Add 3639 and 2096

3. Subtract 384 from 1162

4. Find the difference between:

(a) 5000 and 2372

(b) 6196 and 897

5. Find the sum of:

(a) 5496 and 2372

(b) 7000 and 897

Total Mark: /8

Word Problems (25 mins)

1. David collected some plastic bottles. He gave away 69 of them for recycling and had 52 of them left. How many bottles did David collect? (28/p1/18f)

2. 98 people attended a concert. There were 16 more adults than children. Find the number of children at the concert. (1/p2/f)

3. Aileen bought some eggs. She used 9 eggs for cooking and had 15 eggs left. How many eggs did Aileen buy?

4. Sara has 50 stickers. She gave 29 to her brother. How many stickers does Sara left with?

5. Aly bought 356 red marbles and 187 blue marbles. How many marbles did she buy altogether?

6. There were 40 passengers in the MRT cabin at first. At the next stop, 17 passengers entered the cabin and 12 passengers left. How many passengers are in the MRT cabin now?

7. The smaller of two numbers is 1250. The greater number is 340 more than the smaller number. What is the sum of the two numbers?

8. There were 4302 people at a concert. 2949 of them were adults. How many more adults than children were there?

End Time:

Mark: /8

Total Mark: /15

Tutor Remark:

N3 Answer Key

1a. 347

1b. 5517

2 5735

3. 5735

4a. 3628

4b. 5299

5a. 7838

5b. 7897

II PSLE/Word Problems

1. 121

2. 41

3. 24

4. 21

5. 543

6. 45

7. 2840

8. 1596

Sunday, 4 November 2018

N1-L1 Whole Numbers Practice : Number Notation

WHOLE NUMBERS – L1 (N1) (~60mins)

(Part 1) Revise(15-20mins) Start Time:

(Part2) Practice (~30mins) 1 Mark each. Start Time:

N2-L2 Whole Numbers Practice : Comparing/Ordering/Rounding

N3-L3 Whole Number Practice : Addition and Subtraction