2 digit by 2 digit multiplication

Front

What is 2 digit by 2 digit multiplication?

Back

It is the process of multiplying a two-digit number by another two-digit number.

Front

How do you multiply two-digit numbers?

Back

You can use the standard algorithm, which involves multiplying each digit of the first number by each digit of the second number and then adding the results.

Front

What is the product of 23 and 15?

Back

345

Front

How do you round a number to the nearest ten?

Back

Look at the digit in the ones place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is the nearest ten to 44?

Back

40

Front

What is the nearest ten to 78?

Back

80

Front

What is 44 x 78 rounded to the nearest ten?

Back

3200

Front

How do you find the total number of items in multiple groups?

Back

Multiply the number of groups by the number of items in each group.

Front

If Ms. Strum teaches 36 classes with 22 students each, how many students does she teach?

Back

792

Front

What is the cost of one drink if nachos cost $15 and are 3 times the cost of the drink?

Back

$5