Write equations for word problems

William has 12 short-sleeve shirts. He also has 10 long-sleeve shirts.

The letter s stands for the total number of shirts William has. Which equation can you use to find s?

• 12 - 10 = s

• 12 + 20 = s

Frank made 40 mini sandwiches to serve at a school event. He split them up evenly among 4 plates.

The letter s stands for the number of sandwiches on each plate. Which equation can you use to find s?

• 40 x 4 = s

• 40 ÷ 4 = s

Mrs. Livingston is a teacher. Her class has 15 girls and 13 boys in it.

The letter s stands for the total number of students in her class. Which equation can you use to find s?

• 15 + 13 = s

• 15 - 13 = s

A school choir has 18 members. There are 4 boys in the choir, and the rest of the members are girls.

The letter g stands for the number of girls in the choir. Which equation can you use to find g?

• 18 - 4 = g

• 18 + 4 = g

A tray of rice crackers has 4 rows. Each of these rows has 10 crackers.

The letter c stands for the total number of crackers. Which equation can you use to find c?

• 4 x 10 = c

• 4 + 10 = c

At the ice rink, there are 2 teams playing hockey. Each team has 6 players on the ice.

The letter p stands for the total number of players on the ice. Which equation can you use to find p?

• 2 x 6 = p

• 2 + 6 = p

A glass company needs to ship 100 glass vases to a store. The vases are split evenly among 10 boxes.

The letter v stands for the number of vases in each box. Which equation can you use to find v?

• 100 + 10 = v

• 100 ÷ 10 = v

Bella is saving up for her friend Seth's birthday gift. Every week for 5 weeks in a row, Bella saves $5.

The letter m stands for the total amount of money Bella will save. Which equation can you use to find m?

• 5 + 5 = m

• 5 x 5 = m

Mr. and Mrs. Blake had 10 people over for dinner. There were 7 adults, and the rest were kids.

The letter k stands for the number of kids. Which equation can you use to find k?

• 10 - 7 = k

• 10 + 7 = k