The girls sold 27 boxes of thin mint cookies and 24 boxes of shortbread cookies. How many boxes of cookies did the girls sell in all? Identify the bar diagram to model the question.

Dolly has 43 stickers. Dave gave her 24 more stickers. How many stickers does Dolly have now?

Harry got 43 points in his written English exam and 23 in his oral exam. Find his total points in the English exam.

Brian picked sixty-eight lemons and Carol picked eleven lemons from the lemon tree. How many lemons were picked in all?

Thomas baked 38 cookies for his class party. Sarah baked 45 cookies for her class party. How many cookies did they bake altogether?

There are 16 baby chicks in the hen house. 11 more baby chicks are born. How many baby chicks are in the hen house now?

Michael has 54 marbles and Linda has 15 marbles. How many marbles do they have altogether? Identify the bar diagram to model the question.

Tim has 13 shiny rocks in his fish tank. He places 18 more shiny rocks into the tank. How many shiny rocks are in the fish tank now? Find an equation to model the question.

John finds 48 seashells at the beach. Jennifer finds 36 seashells. How many seashells do they have in total? Identify the bar diagram to model the question.

Robert saw 68 ants and Patricia saw 31 ants. How many ants did they see altogether? Find an equation to model the question.

Find the missing number.
⎕ + 32 + 28 = 76

Karen’s pencil is 12 cubes long. If she has two more pencils that are each 12 cubes long, how many cubes long are all three pencils together?

In this question, instead of adding the lengths of all the three pencils we could simply multiply the length of one pencil by the number of pencils (i.e., 3)
Thus, length of the 3 pencils = 12 cubes x 3 = 36 cubes
Hence, option(a) is the correct option.

Find the sum of all the price tags as given below:

Mathew records the number of problems he solves in three consecutive days. What is the total number of problems he has solved?

Days	Day 1	Day 2	Day 3
Number of Problems	14	13	16

Mrs. Davis has 24 red notebooks, 16 blue notebooks, and 17 green notebooks. How many notebooks does she have in all?

Add the numbers: 12, 34, and 18.