Lesson: Adding and Subtracting Money: USD Mathematics • 2nd Grade

In this lesson, we will learn how to solve word problems with money in cents or dollars by adding and subtracting numbers up to 100.

Lesson Plan

Students will be able to

recognize whether addition or subtraction is needed to complete a calculation,
write an addition equation and calculate the total cost of items,
write a subtraction equation and calculate change,
calculate how much more or less money one item costs than another,
identify the correct coins or bills needed to pay for an item.

Lesson Playlist

01:54
01:30
+2

02:55

Lesson Worksheet

Q1:

Sophia was counting the coins in her money box. She had 62 coins. 29 of them were quarters and the rest were dimes. She wants to know how many dimes are in her money box.

Which part-part-whole diagram represents this problem?

Q2:

Jacob was counting the coins in his money box. He had 34 quarters and 21 dimes. He wants to know how many coins are in his money box.

Which part-part-whole diagram represents this problem?

Q3:

Jackson, Elizabeth, and Matthew each have the same amount of money. Jackson has only nickels, Elizabeth has only dimes, and Matthew has only quarters. What is the least amount of money that each of them could have?