Upcoming SlideShare
×

# Maths estimating

407 views

Published on

0 Likes
Statistics
Notes
• Full Name
Comment goes here.

Are you sure you want to Yes No
• Be the first to comment

• Be the first to like this

Views
Total views
407
On SlideShare
0
From Embeds
0
Number of Embeds
4
Actions
Shares
0
10
0
Likes
0
Embeds 0
No embeds

No notes for slide

### Maths estimating

1. 1. Estimating
2. 2. 3+5x2 =16 <ul><li>True or False </li></ul>
3. 3. 7-3x2=1 <ul><li>True or False? </li></ul>
4. 4. 5x6+2=32 <ul><li>True of False? </li></ul>
5. 5. (10-4)x3 = 18 <ul><li>True or False? </li></ul>
6. 6. 4+4x2 = ?
7. 7. 3+4x5-6
8. 8. (3+4)x5-6
9. 9. 4²+3x2
10. 10. 3+15÷5-4x2
11. 11. 40x3
12. 12. 50x70
13. 13. 120x20
14. 14. 600÷30
15. 15. 240÷8
16. 16. 1600÷40
17. 17. 45000÷90
18. 18. Write three thousand and seven in figures.
19. 19. Write two hundred and thirteen thousand, four hundred and seventeen in figures.
20. 20. 278x41 <ul><li>What number would you use to estimate 278? </li></ul><ul><li>A 280 </li></ul><ul><li>B 270 </li></ul><ul><li>C 300 </li></ul>
21. 21. 278x41 <ul><li>What number would you use to estimate 41? </li></ul><ul><li>A 40 </li></ul><ul><li>B 50 </li></ul><ul><li>C 41 </li></ul>
22. 22. 278x41 <ul><li>What do you estimate the answer to be? </li></ul>
23. 23. 31.97x 17.21 <ul><li>What number would you use to estimate the 31.97? </li></ul>
24. 24. 31.97x 17.21 <ul><li>What number would you use to estimate the 17.21? </li></ul>
25. 25. 31.97x 17.21 <ul><li>What do you estimate the answer to be? </li></ul>