Number Thinking( Week 39 Practice) 1. What is the 8th odd number before 77? 2. In the number 2720714, how much does the 2 in the ten thousands' place represent? 3. When 10 is added to a certain number, the answer is 157. What is the number? 4. A certain number decreased by 209 is 37. What is the number? 5. What is the smallest two-digit odd number you can make using digits 5, 8 and 7? Note that two different digits are required to be used to make a number. |