Number Sense( Week 23 Practice) 1. What is the number with 8 tens and 5 ones? 2. Is the sum of 21 + 35 + 7 + 17 + 29 + 33 + 35 + 31 + 13 + 15 + 15 + 17 + 23 + 25 + 11 an odd number? 3. By flipping a page upside down, some page numbers still show the exact same numbers. Examples of such page numbers are 1, 69, 808,.... How many such numbers are there from 1 to 9 inclusively? 4. There is a 2-digit odd number, and its two digits are 9 and 6. What is the number? 5. Helen, Emily and Alice are making cookies. Can they each make an even number of cookies so that the total number of cookies is exactly 14? |