Grade 1 - Mathematics 6.3 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? $6.37 $5.36 $4.15

Q 2: James got $7 from his Mom for his birthday and $5 from his grandmother. How much does he have? $7 $7 + $5 = $7 x $5 =

Q 3: A shelf of the bookcase holds 8 books. It has 3 shelves. How many books will the bookcase hold? 16 24 8

Q 4: How often do you celebrate your birthday? Once a week Once a month Once a year

Q 5: In which month does New Year begin? December January February July

Q 6: Which would be the best estimate for 109 + 38 = ? 130+50 110+40 130+50

Q 7: The game started at 3. We are 15 minutes late. What time did we arrive. 5:00 3:15 4:15

Q 8: The month that Thanksgiving is celebrated in the U.S. is November January July October

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