Christmas Math

Front

What is the time calculation for adding hours and minutes?

Back

To add hours and minutes, first add the minutes. If the total minutes exceed 60, convert the excess into hours and add to the hour total.

Tags

CCSS.3.MD.A.1

Front

How do you convert centimeters to meters?

Back

To convert centimeters to meters, divide the number of centimeters by 100.

Tags

CCSS.4.MD.A.1

Front

What is multiplication and how is it used in word problems?

Back

Multiplication is repeated addition. In word problems, it is used to find the total when a number is added multiple times.

Tags

CCSS.3.OA.D.8

Front

What is a dozen?

Back

A dozen is a group of 12 items.

Tags

CCSS.3.OA.D.9

Front

How do you calculate the total number of items wrapped by an elf in a given time?

Back

Multiply the number of items wrapped per hour by the number of hours worked.

Tags

CCSS.6.RP.A.3B

Front

What does 'past midnight' mean?

Back

'Past midnight' refers to the time after 12:00 AM.

Tags

CCSS.RI.5.4

CCSS.RL.4.4

CCSS.RL.5.1

CCSS.RL.5.4

CCSS.RL.6.4

Front

How do you determine the time after a certain number of hours?

Back

Add the number of hours to the current time, adjusting for any overflow past 12 or 24 hours.

Tags

CCSS.3.MD.A.1

Front

What is the significance of the term 'in all' in math problems?

Back

'In all' indicates the total amount after performing calculations.

Tags

CCSS.1.OA.A.1

Front

How do you calculate the total number of cookies made from dozens?

Back

Multiply the number of dozens by 12 to find the total number of cookies.

Tags

CCSS.7.EE.B.3

Front

What is the process for solving a time-related word problem?

Back

Identify the start time, duration, and then add the duration to the start time.

Tags

CCSS.3.MD.A.1