Mixed operations word problems

A bakery specializing in donuts and croissants opens at 10 o’clock in the morning.

The bakery baked 160 donuts and 180 croissants before the shop is opened. How many baked goods were there in total?

Answer explanation

160 + 180 = 340

There were total of 340 baked goods.

Tags

CCSS.2.NBT.B.6

The first customer came in and bought 2 dozen donuts and 6 croissants. How many croissants were left?

Answer explanation

180 – 6 = 174

There were 174 croissants left.

Tags

CCSS.3.OA.D.8

There are 8 different flavors of donuts and there are same numbers of donuts for each flavor. How many donuts are there for each flavor?

Answer explanation

160 ÷ 8 = 20

There were 20 donuts for each flavor.

Tags

CCSS.3.OA.A.3

The next 3 customers came in and bought 9 donuts each, how many donuts were left?

Answer explanation

160 – 24 – 3 x 9 = 109

There were 109 donuts left.

Tags

CCSS.3.OA.A.3

The original price of each donut is $2. After 5 o’clock in the afternoon, the price will be changed to $5 for 3 donuts. What is the price difference between buying 21 donuts before and after 5 o’clock?

Answer explanation

21 x $2 = $42 Before 5 o’clock, the price of 21 donuts is $42.

After 5 o’clock, the price of 21 donuts is $35.

$42 - $35 = $7

The price difference is $7.

Tags

CCSS.6.RP.A.3B

Write an equation using “x” and then solve the equation. The bakery charged $x for each croissant. After all the croissants are sold out, the bakery received $540 for the croissants.

Answer explanation

180x = 540 x = 3

The bakery charged $3 for each croissant.

Tags

CCSS.6.EE.B.7