Lesson: Using Place Value to Add Tens to Two-Digit Numbers

Learn to add tens to two-digit numbers in this lesson that uses place value blocks to model adding tens.

Worksheet: Using Place Value to Add Tens to Two-Digit Numbers • 8 Questions

Q1:

Heather is making a road with red blocks and blue blocks. She needs 52 blocks altogether.

Which group of red and blue blocks will make 52?

Q2:

Eric and Dana are making a bridge out of blocks. They choose 23 green blocks and 30 red blocks. How many blocks do they use altogether?

Q3:

What is the missing number?

Q4:

Which number is missing?

Q5:

All the robots have been working hard to make new numbers. Which multiple of 10 have they added?

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