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### Grade 1 - Mathematics6.3 Time, Money, and Estimating

 Method: Look at the number. If the last digit or the units digit is 5 or more than 5 we add 1 to the number in the tens place and make the units digit 0. If the last digit or the units digit is less than 5 then make the units digit 0 and keep the tens digit as it is. Example: Which would be the best estimate for 108 + 32 = ? Answer: 110 + 30 Directions: Answer the following questions. Also write at least ten examples of your own.
 Q 1: Which number shows less than \$5 but more than \$3?\$5.36\$4.15\$6.37 Q 2: Which would be the best estimate for 77 + 32= ?80 + 3080 + 4070 + 40 Q 3: The game started at 3. We are 15 minutes late. What time did we arrive.3:154:155:00 Q 4: A shelf of the bookcase holds 8 books. It has 3 shelves. How many books will the bookcase hold?82416 Q 5: Which would be the best estimate for 109 + 38 = ?110+40130+50130+50 Q 6: In which month does New Year begin?DecemberJanuaryFebruaryJuly Q 7: The first grade has 11 girls and 9 boys. Two girls were absent on Monday? How many children were present on Monday?221820 Q 8: The month that Thanksgiving is celebrated in the U.S. isJulyOctoberNovemberJanuary Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!