addition and subtraction with and without regrouping

Study Guide

86 + 10 =

9686 + 10 =

What is 10 more than 54?

What is 10 more than 54?

64

491 - 100 =

491 - 100 = 591

What is 100 less than 428?

What is 100 less than 428?

542

91 + 66 + 35 + 12 =

91 + 66 + 35 + 12 =

204

52 + 73+ 31 =

52 + 73+ 31 =

156

58 + 76 =

58 + 76 =

134

67 + 13 + 52 =

67 + 13 + 52 =

132

Kim is collecting box tops for her school and her neighbors are helping her. Mrs. Johnson gave Kim 37 box tops. Kelly gave her 25. Ms. Wang gave her 31 and Mr. Sanchez gave her 28. How many box tops did Kim get from her neighbors?

Kim is collecting box tops for her school and her neighbors are helping her. Mrs. Johnson gave Kim 37 box tops. Kelly gave her 25. Ms. Wang gave her 31 and Mr. Sanchez gave her 28. How many box tops did Kim get from her neighbors?

Solve the equation using either concrete models, pictures, regrouping, or expanded form.

Southside Elementary is having a carnival. Each grade is trying to sell 700 tickets. At the end of each week, they see how many total tickets each class has sold since the beginning.

At the end of the first week, this is how many tickets were sold in two second grade classes:

Mrs. Smith’s Class Ticket Sales Mrs. Brown’s Class Ticket Sales

Kimmy 28 tickets April 43 tickets

Baxter 35 tickets Kelly 27 tickets

Sam 22 tickets Joseph 38 tickets

Alyssa 57 tickets Darleen 29 tickets

Find out how many tickets each class has sold at the end of the first week.

Find out how many tickets each class has sold at the end of the first week.

709 - 288=

709 - 288=

421

376 - 193=

183

376 - 193=

3311 ,

11

10

1 87

140

Rewrite one of the problems and explain how you solved it in words.

Rewrite Problem

Explain how you solved the problem