Lesson 1

• Mathematics
• Primary Education
• Age 10

Lesson 1 - 15 January 2020

This Class:

1. Test our devices
2. Revise 'Bigger than', 'Smaller than', and 'Equal' operations
3. Do questions from our book using the computer

Bigger / Smaller than

Using these symbols: 

<    >   and =

Remember: The crocodile's mouth bites the bigger number

True

False

2580 < 5208

3099 > 2901

4908 < 5201

9452 < 8570

4309 = 4301

2304 > 2205

3403 > 3403

2349 < 4232

>

<

=

1209 ... 2309

5457 ... 2159

1586 ... 3458

9856 ... 9756

8753 ... 8753

6587 ... 5236

4652 ... 9547

Adding 10s, 100s and 1000s to numbers

Look at this number: 2450

What would happen if I added 10 to this number. 

What about 20? 

And if I subtracted 10? And 40?

What number changes?

Adding 10s, 100s and 1000s to numbers

Look at this number: 2450

What would happen if I added 100 to this number. 

What about 500? 

And if I subtracted 100? And 200?

What number changes?

Adding 10s, 100s and 1000s to numbers

Look at this number: 2450

What would happen if I added 1000 to this number. 

What about 4000? 

And if I subtracted 1000?

What number changes?

Write the numbers that are 10 more than these:
384 572 1045 4928
Separate each number with a space

Write the numbers that are 100 more than these:
534 278 9304 7634
Separate each number with a space

Math Crossword

This is challenge 2.2 made into a puzzle. 

Show to the teacher when you done.

Click here to go to the puzzle