Counting Numbers( Week 8 Evaluation) 2. What is the 5th odd number after 14? 3. What is the 13th even number after 4? 4. What is the 4th odd number before 29? 6. Please find the missing number in 13, 18, 23, 28, 33, 38, ?, 48, 53, ... 7. Jackson walked into the classroom, and found that there were 23 students already there. How many students are there in the classroom now? 8. 13 children are playing hide and seek and 10 have been found. How many children are still hiding somewhere? 9. If you count by 9 from 9, you get a series of numbers 9, 18, 27, 36, .... What is the 2-digit number in the series with its tens digit being 7 more than its ones digit? 10. How many "7"s are there if you write down the natural numbers from 40 through 100? |