Yes Maths Gr 3

Page 1


Table of Contents Unit 1: Numbers

Numbers to 1,000............................................................................... 4 Count On and Back......................................................................... 5 Place Values...................................................................................... 7 More or Less....................................................................................... 8

Unit 2: Number Recognition

Rounding Numbers........................................................................... 10 Number Lines and Multiples of 10................................................... 11 Number Lines and Multiples of 100................................................. 12 Comparing Numbers....................................................................... 13 Ordering Numbers............................................................................ 14

Unit 3: Fractions

Halves of Even and Odd Numbers................................................ 16 Written Fractions............................................................................... 17 Equivalent Fractions......................................................................... 18 Mixed Fractions................................................................................. 19 Ordering Fractions............................................................................ 20 Fractions of Shapes.......................................................................... 21

Unit 4: Geometry

2D Shapes.......................................................................................... 22 3D Shapes.......................................................................................... 23 Symmetry........................................................................................... 24 Relating Shapes................................................................................ 25 Right Angles in 2D Shapes............................................................... 27

Unit 5: Length, Mass and Capacity

Units of Measurement...................................................................... 28 Using a Ruler...................................................................................... 30 Word Problems.................................................................................. 32

Unit 6: Data and Recording

Data................................................................................................... 34 Charts................................................................................................. 36 Diagrams............................................................................................ 38

Unit 7: Addition

Two-Digit Addition............................................................................ 42 Three-Digit Addition......................................................................... 45

Unit 8: Subtraction

Two-Digit Subtraction....................................................................... 48 Three-Digit Subtraction.................................................................... 51

Unit 9: Multiplication

Double Multiples of 5....................................................................... 54 Double Multiples of 50..................................................................... 55 Multiplication Facts.......................................................................... 56 Multiply Teens by 3s and 5s............................................................. 58 Multiply Two-Digit Numbers by 10.................................................. 59

Unit 10: Division

Division............................................................................................... 60 Two-Digit Division.............................................................................. 62 Remainders....................................................................................... 64

Unit 11: Currency and Time

Money Riddles.................................................................................. 66 Finding Change................................................................................ 67 Units of Time...................................................................................... 68 Clocks................................................................................................ 69 Time Intervals.................................................................................... 70 Calendars......................................................................................... 71

Unit 12: Mental Maths

Number Puzzles................................................................................ 72 Word Problems................................................................................. 74 Number Stories................................................................................. 76

Review 2

Review............................................................................................... 78

Review 1

Review............................................................................................... 40

2

3


Numbers to 1,000

Count On and Back

Count by 10s. Write the missing numbers.

Count by ones. 187

10

40

190

194

80 Count back by ones. 333

500

870 1,000

900

930

Count back by tens. 675

4

325

Count by tens.

Count by 100s. Write the missing numbers.

100

329

645

615

595

5


Count On and Back

Place Values Example

Count by hundreds. 325

625

139

439

299

499

825

1 hundreds

1 tens

1 ones

= 111

739 Count how many hundreds, tens and ones. Write the numbers.

799

___ hundreds __ tens __ ones

Count back by hundreds.

= ________

1,000

700

500

856

556

356

___ hundreds __ tens __ ones = ________ ___ hundreds __ tens __ ones

657 6

357

57

= ________ 7


More or Less

More or Less Find one less.

Find one more. 21,

37,

43,

75,

88,

,11

,30

,46

,63

,99

359,

468,

555,

697,

747,

,166

,297

,679

,820

,963

,62

,38

,97

,21

,76

,483

,625

,991

,286

,160

,356

,812

,101

Find ten more.

Find ten less.

52,

39,

78,

23,

19,

100,

269,

444,

380,

909,

Find one hundred more. 19,

37,

45,

52,

79,

Find one hundred less. ,647

168, 8

275,

363,

729,

,999

899, 9


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