Answer the following:
- Which number sentence is TRUE?
a) 549 > 550
b) 549 > 552
c) 549 > 539
Answer: it is 549 that big 539 is little
2. Which of the following is TRUE?
a) 653 > 660
b) 653 < 642
c) 662 < 670
d) 670 > 682
Answer: 662 it is little and 670 it is dig
3. 54 people need to ride the lift to the top of a skyscraper. The lift can hold 9 people at a time. How many trips will the lift need to make?
Answer: 486
4. Mrs. Hong's class raised a total of 647 silkworms, and 426 of them turned into moths. How many silkworms did not turn into moths?
Answer: 1070
