WHAT'S INCLUDED:

• Task Card

This lesson is aligned with TEKS - 3rd Grade - Mathematics

• TEKS Math 3.4B: Round to the nearest 10 or 100 or use compatible numbers to estimate solutions to addition and subtraction problems;

Task Card Sizes: Prints in 8.5 x 11

• (1 in 1 page)
• (2 in 1 page)
• (4 in 1 page)
• (6 in 1 page)

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24 Questions:

1. A leprechaun finds 47 gold coins. About how many coins is that when rounded to the nearest 10?
2. A pot of gold has 182 coins. What is the best estimate when rounded to the nearest 100?
3. A rainbow chest has 63 coins and another has 29 coins. About how many coins are there in all?
4. A leprechaun had 395 coins and gave away 102 coins. About how many coins are left?
5. Which is the best estimate for 48 + 21?
6. A shamrock stand earns 274 coins. Rounded to the nearest 100, this is about:
7. A pot of gold has 519 coins. About how many coins is that when rounded to the nearest 10?
8. Which pair of compatible numbers helps estimate 198 + 403?
9. A leprechaun walks 84 steps, then 36 more. About how many steps did he walk?
10. A rainbow path is 651 meters long. About how long is it rounded to the nearest 100?
11. Which is the best estimate for 602 − 198?
12. A shamrock box has 73 coins. Rounded to the nearest 10, it is about:
13. A pot of gold has 489 coins. About how many coins is that to the nearest 100?
14. Which is the best estimate for 347 + 152?
15. A leprechaun had 720 coins and gave away 295. About how many coins are left?
16. A rainbow chest has 58 coins. Rounded to the nearest 10, this is about:
17. Which estimate is closest to 411 − 207?
18. A shamrock parade has 286 balloons. About how many balloons is that to the nearest 100?
19. Which is the best estimate for 99 + 302?
20. A pot of gold has 641 coins. About how many coins is that rounded to the nearest 10?
21. Which compatible numbers help estimate 452 − 198?
22. A rainbow shop sold 167 hats in the morning and 234 in the afternoon. About how many hats were sold?
23. A shamrock box has 805 coins. Rounded to the nearest 100, it is about:
24. Which is the best estimate for 379 + 121?