## Two-Digit Addition and Subtraction

with Sums and Differences to 100

**MATH TALK WORDS**: open number line, hundreds chart, place value model, inventive strategy, add and subtract

Below are some examples of one and two-step word problems, as well as a link to additional examples.

__One-step word problems__

- Some pennies were in a dish. Hank used 29 pennies and bought a piece of gum. There were 63 pennies left in the dish. How many pennies were in the dish to start?
- Lisa dyed a lot of eggs for Easter. She dipped 54 eggs in red dye and 19 eggs in blue dye. How many eggs did Lisa dye?
- Deron sold 47 pumpkins. Some of the pumpkins were sold on Thursday and 19 pumpkins were on sold on Friday. How many pumpkins were sold on Thursday?
- The girl spotted 31 red cars on the first day of her family's cross country road trip. She spotted some more red cars on the second day. The girl spotted 59 red cars on the first and second day of the trip. How many cars did she see on the second day?
- Jada has 39 marbles. Jada finds 16 more marbles in her toy box. How many marbles does Jada have now?
- The friends caught 37 fireflies one warm summer night. The next night, the friends caught 15 more fireflies. How many fireflies did the friends catch in all?

__Two-step word problems__- Mrs. Longsworth asked 16 students to help her with field day. 6 of the students were fifth graders and the rest were fourth graders. The next day, she asked the same fourth grade and 4 more fourth graders to help. How many fourth graders helped on the second day?
- Mrs. Seibert buys a toy for her niece that is $45. She has $15 in her wallet. Mrs. Seibert finds $23 in her purse. How much more money does she need to buy the toy?
- Mrs. Ditmars collect 83 cans to recycle. Mrs. Ditmars collect 26 cans on Monday, 32 cans on Tuesday, and the rest of the cans on Wednesday. How many cans did Mrs. Ditmars collect on Wednesday?
- There are 76 balls on the playground. 40 were tennis balls and 29 were kick balls. The rest were softballs. How many softballs were on the playground?
- 51 children lined up to buy lunch. 12 more children joined the line, but 7 children decided not to buy lunch. How many children bought lunch?