Choose a method to estimate. Then find the sum.- 27 2. 93 3. $.33 4. $ .84 5. 247
34 9 .12 .07 191
61 56 .68 .55 322
58 82 .71 .06 423 - 316 7. $ 7.32 8. $17.05 9. 1124 10. 4612
875 5.17 21.87 2411 709
26 1.97 23.76 4312 3327
6 3.28 31.32 3442 647 - 13,219 12. 29,002 13. 35,806 14. $ 2 41.55
28,604 12,756 4,275 897.60
26,154 14,321 71,888 43.28
Align and add.- 163 147 735 28 16. 2905 1324 655 218
- $17 .51 $3 2.76 $1 4.29 18. $ 518.87 $ 421.08 $ 87.99
- One month, Mr. Mills made 20. Ms. Sims spent $13.48,
business trips of 163 miles, $19.76, and $9.88 on
4 29 miles, 59 miles, and gasoline last month. How
2 42 miles. How many miles much money did she spend
did he travel? on gasoline?
Three of the four addends have a sum of 1000.
Write the addend that does not belong.- 421, 391, 198, 381 22. 510, 237, 253, 233
- 173, 125, 225, 602 24. 345, 352, 303, 355
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