<< Chapter < Page | Chapter >> Page > |
Operation | Notation | Expression | Read as | Result |
---|---|---|---|---|
Addition | $+$ | $3+4$ | three plus four | the sum of $3$ and $4$ |
Use Addition Notation
In the following exercises, translate the following from math expressions to words.
$214+642$
two hundred fourteen plus six hundred forty-two; the sum of 214 and 642
$438+113$
Model Addition of Whole Numbers
In the following exercises, model the addition.
Add Whole Numbers
In the following exercises, fill in the missing values in each chart.
In the following exercises, add.
$247+149$
$175+648$
$775+369$
$\mathrm{9,184}+578$
$\mathrm{6,118}+\mathrm{15,990}$
$\mathrm{368,911}+\mathrm{857,289}$
$\mathrm{28,925}+817+\mathrm{4,593}$
$\mathrm{8,015}+\mathrm{76,946}+\mathrm{16,570}$
$\mathrm{101,531}$
$\mathrm{6,291}+\mathrm{54,107}+\mathrm{28,635}$
Translate Word Phrases to Math Notation
In the following exercises, translate each phrase into math notation and then simplify.
the sum of $12$ and $19$
the sum of $70$ and $38$
$68$ increased by $25$
$115$ more than $286$
the total of $593$ and $79$
$\mathrm{1,482}$ added to $915$
$915+\mathrm{1,482}=\mathrm{2,397}$
$\mathrm{2,719}$ added to $682$
Add Whole Numbers in Applications
In the following exercises, solve the problem.
Home remodeling Sophia remodeled her kitchen and bought a new range, microwave, and dishwasher. The range cost $\text{\$1,100},$ the microwave cost $\text{\$250},$ and the dishwasher cost $\text{\$525}.$ What was the total cost of these three appliances?
The total cost was $1,875.
Sports equipment Aiden bought a baseball bat, helmet, and glove. The bat cost $\text{\$299},$ the helmet cost $\text{\$35},$ and the glove cost $\text{\$68}.$ What was the total cost of Aiden’s sports equipment?
Bike riding Ethan rode his bike $14$ miles on Monday, $19$ miles on Tuesday, $12$ miles on Wednesday, $25$ miles on Friday, and $68$ miles on Saturday. What was the total number of miles Ethan rode?
Ethan rode 138 miles.
Business Chloe has a flower shop. Last week she made $19$ floral arrangements on Monday, $12$ on Tuesday, $23$ on Wednesday, $29$ on Thursday, and $44$ on Friday. What was the total number of floral arrangements Chloe made?
Apartment size Jackson lives in a $7$ room apartment. The number of square feet in each room is $238,120,156,196,100,132,$ and $225.$ What is the total number of square feet in all $7$ rooms?
The total square footage in the rooms is 1,167 square feet.
Weight Seven men rented a fishing boat. The weights of the men were $175,192,148,169,205,181,$ and $\text{225}$ pounds. What was the total weight of the seven men?
Salary Last year Natalie’s salary was $\text{\$82,572}.$ Two years ago, her salary was $\text{\$79,316},$ and three years ago it was $\text{\$75,298}.$ What is the total amount of Natalie’s salary for the past three years?
Natalie’s total salary is $237,186.
Home sales Emma is a realtor. Last month, she sold three houses. The selling prices of the houses were $\text{\$292,540},\text{\$505,875},$ and $\mathrm{\$423,699}.$ What was the total of the three selling prices?
In the following exercises, find the perimeter of each figure.
Calories Paulette had a grilled chicken salad, ranch dressing, and a $\text{16-ounce}$ drink for lunch. On the restaurant’s nutrition chart, she saw that each item had the following number of calories:
Grilled chicken salad –
$320$ calories
Ranch dressing –
$170$ calories
$\text{16-ounce}$ drink –
$150$ calories
What was the total number of calories of Paulette’s lunch?
The total number of calories was 640.
Calories Fred had a grilled chicken sandwich, a small order of fries, and a $\text{12-oz}$ chocolate shake for dinner. The restaurant’s nutrition chart lists the following calories for each item:
Grilled chicken sandwich –
$420$ calories
Small fries –
$230$ calories
$\text{12-oz}$ chocolate shake –
$580$ calories
What was the total number of calories of Fred’s dinner?
Test scores A students needs a total of $400$ points on five tests to pass a course. The student scored $82,91,75,88,\text{and}\phantom{\rule{0.2em}{0ex}}70.$ Did the student pass the course?
Yes, he scored 406 points.
Elevators The maximum weight capacity of an elevator is $1150$ pounds. Six men are in the elevator. Their weights are $210,145,183,230,159,\text{and}\phantom{\rule{0.2em}{0ex}}164$ pounds. Is the total weight below the elevators’ maximum capacity?
How confident do you feel about your knowledge of the addition facts? If you are not fully confident, what will you do to improve your skills?
Answers will vary.
How have you used models to help you learn the addition facts?
ⓐ After completing the exercises, use this checklist to evaluate your mastery of the objectives of this section.
ⓑ After reviewing this checklist, what will you do to become confident for all objectives?
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