G1 U4 L9 SJ
Applied MP
MPs * Embedded MP
Procedural Lesson Grade 1 · Unit 4 · Lesson 9 MC: 1.OA.1
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Today, I will solve word problems with unknowns in all positions.
Vocabulary
Steps
Missing Addend Word Problem
1. Listen carefully to the word problem.
First Addend Missing:
2. Record the equation with the unknown.
In the basket, there are some apples and 5 oranges. In all, there are 8 pieces of fruit. How many apples are in the basket?
3. Solve for the unknown. 4. Record the unknown.
Y+5=8 Y=3 Second Addend Missing: Andy has 6 books. Savannah has some books. Altogether, they have 12 books. How many books does Savannah have?
6 + = 12 =6
Copyright © Swun Math
Grade 1 Unit 4 Lesson 9 P SJ
/ Directions: Record the equation from the word problem. Solve for the unknown.
1. There were 6 dogs in the house and 9 dogs in the backyard. How many dogs were there altogether?
Equation:
L=
dogs
2. Nana poured 9 glasses of orange juice and some glasses of apple juice. She poured 10 glasses of juice in all. How many glasses of apple juice did she pour?
Equation:
=
apple juice
MP4: How can you relate this to something in real life? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 4 Lesson 9 P SJ
Directions: Record the equation from the word problem and solve for the unknown.
1. While Sandra played basketball, she made some baskets but missed 7 baskets. She tried 14 baskets in all. How many baskets did she make?
Equation:
C=
baskets made
2. Mom found 4 purple flowers and 10 yellow flowers. How many flowers did she find all together?
Equation:
=
Copyright © Swun Math
flowers
Grade 1 Unit 4 Lesson 9 P SJ
Name: ____________________________ Directions: Record the equation from the word problem and solve for the unknown.
Date: ______________________________
1. There are some blueberries and 9 grapes. In all, there are 14 pieces of fruit. How many blueberries are there?
2. There are 8 brown horses and 1 black horse. How many horses are there total?
Equation:
Equation:
=
blueberries
M=
horses
3. Room One has 4 windows open and some windows closed. Room One has 10 windows in all. How many windows are closed?
4. Eddie has some sharpened pencils and 9 broken pencils. He has 17 pencils altogether. How many sharpened pencils does he have?
Equation:
Equation:
X=
Copyright © Swun Math
closed windows
=
sharpened pencils Grade 1 Unit 4 Lesson 9 P SJ
Directions: Record the equation from the word problem and solve for the unknown.
5. Riley has 7 green lollipops and no yellow lollipops. How many lollipops does he have in all?
6. In the bay, there are some motorboats and 4 sailboats. There are 9 boats total. How many motorboats are there?
Equation:
Is Yes
V=
lollipops
= 8 correct? No
Equation:
=
Copyright © Swun Math
motorboats
Grade 1 Unit 4 Lesson 9 P SJ
1. Write a word problem for the following equation. Solve for the unknown.
2. Write a word problem for the following equation. Solve for the unknown.
6+7=R
+ 10 = 10
R=
=
Word Problem:
Word Problem:
*MP3: Do you agree/disagree with what
said?
*MP6: How do you know your answers are correct/reasonable?
Recap today’s lesson with one or more of the following MP questions: MP1: What steps were used today? MP4: How can you relate this to something in real life? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 4 Lesson 9 P SJ
MPs * Embedded MP
Procedural Lesson Grade 1 · Unit 4 · Lesson 9 MC: 1.OA.1
1
2
*
3
4
*
5
6
7
*
8
*
Today, I will solve word problems with unknowns in all positions.
Vocabulary
Steps
Missing Addend Word Problem
1. Listen carefully to the word problem.
First Addend Missing:
2. Record the equation with the unknown.
In the basket, there are some apples and 5 oranges. In all, there are 8 pieces of fruit. How many apples are in the basket?
3. Solve for the unknown. 4. Record the unknown.
Y+5=8 Y=3 Second Addend Missing: Andy has 6 books. Savannah has some books. Altogether, they have 12 books. How many books does Savannah have?
6 + = 12 =6
Copyright © Swun Math
Grade 1 Unit 4 Lesson 9 P SJ
/ Directions: Record the equation from the word problem. Solve for the unknown.
1. There were 6 dogs in the house and 9 dogs in the backyard. How many dogs were there altogether?
Equation:
L=
dogs
2. Nana poured 9 glasses of orange juice and some glasses of apple juice. She poured 10 glasses of juice in all. How many glasses of apple juice did she pour?
Equation:
=
apple juice
MP4: How can you relate this to something in real life? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 4 Lesson 9 P SJ
Directions: Record the equation from the word problem and solve for the unknown.
1. While Sandra played basketball, she made some baskets but missed 7 baskets. She tried 14 baskets in all. How many baskets did she make?
Equation:
C=
baskets made
2. Mom found 4 purple flowers and 10 yellow flowers. How many flowers did she find all together?
Equation:
=
Copyright © Swun Math
flowers
Grade 1 Unit 4 Lesson 9 P SJ
Name: ____________________________ Directions: Record the equation from the word problem and solve for the unknown.
Date: ______________________________
1. There are some blueberries and 9 grapes. In all, there are 14 pieces of fruit. How many blueberries are there?
2. There are 8 brown horses and 1 black horse. How many horses are there total?
Equation:
Equation:
=
blueberries
M=
horses
3. Room One has 4 windows open and some windows closed. Room One has 10 windows in all. How many windows are closed?
4. Eddie has some sharpened pencils and 9 broken pencils. He has 17 pencils altogether. How many sharpened pencils does he have?
Equation:
Equation:
X=
Copyright © Swun Math
closed windows
=
sharpened pencils Grade 1 Unit 4 Lesson 9 P SJ
Directions: Record the equation from the word problem and solve for the unknown.
5. Riley has 7 green lollipops and no yellow lollipops. How many lollipops does he have in all?
6. In the bay, there are some motorboats and 4 sailboats. There are 9 boats total. How many motorboats are there?
Equation:
Is Yes
V=
lollipops
= 8 correct? No
Equation:
=
Copyright © Swun Math
motorboats
Grade 1 Unit 4 Lesson 9 P SJ
1. Write a word problem for the following equation. Solve for the unknown.
2. Write a word problem for the following equation. Solve for the unknown.
6+7=R
+ 10 = 10
R=
=
Word Problem:
Word Problem:
*MP3: Do you agree/disagree with what
said?
*MP6: How do you know your answers are correct/reasonable?
Recap today’s lesson with one or more of the following MP questions: MP1: What steps were used today? MP4: How can you relate this to something in real life? MP8: Did you use any shortcuts to solve the problems?
Copyright © Swun Math
Grade 1 Unit 4 Lesson 9 P SJ
