Use mental math to find the sum. (3.NBT.2) 9. 46 + 14 +
10. 39 + 243 +
11. 326 + 402 +
Estimate. Then find the sum. (3.NBT.2)
12. Estimate:
13. Estimate:
14. Estimate:
15. Estimate:
Houghton Mifflin Harcourt Publishing Company
164
356
+442
545
+ 139
437
+ 184
+230
Chapter 1 33

Which statement is true about the local minimum of the graphed function? 27 +0,25) over the interval [-4, -2], the local minimum is 0. over the interval (-2,-1], the local minimum is 25. over the interval (-1, 4], the local minimum is 0. over the interval [4, 7), the local minimum is -7. (-34, 139,0n 760) in modo