Practicing the Bridges in Mathematics Grade 2 Home Connections Answer Key Unit 6 Module 1 will help students analyze their knowledge of concepts.
Bridges in Mathematics Grade 2 Home Connections Answer Key Unit 6 Module 1
Bridges in Mathematics Grade 2 Home Connections Unit 6 Module 1 Session 1 Answer Key
Place Value on Wheels
Question 1.
Read each number. Then write it in expanded form.
ex: fifty-six
56 = 50 + 6
a. thirty-two
Answer:
thirty-two
The given number can be read as 32
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
32 = 30 + 2
b. seventy-five
Answer:
seventy-five
The given number can be read as 75
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
75 = 70 + 5
c. eighteen
Answer:
eighteen
The given number can be read as 18
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
18 = 10 + 8
d. seventy-four
Answer:
seventy-four
The given number can be read as 74
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
74 = 70 + 4
e. twenty-eight
Answer:
twenty-eight
The given number can be read as 28
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
28 = 20 + 8
f. ninety-three
Answer:
ninety-three
The given number can be read as 93.
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
93 = 90 + 3
g. forty-five
Answer:
forty-five
The given number can be read as 45.
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
45 = 40 + 5
h. sixty-seven
Answer:
sixty-seven
The given number can be read as 67.
The expanded form splits the number, and it represents the number in units, tens, hundreds and thousands form.
67 = 60 + 7
Question 2.
Find each sum.
60 + 8 = ___________
70 + 15 = ___________
60 + 14 = ___________
20 + 3 = ___________
40 + 17 = ___________
50 + 13 = ___________
50 + 9 = ___________
10 + 18 = ___________
50 + 19 = ___________
Answer:
60 + 8 = 68
By adding 60 and 8 we get 68.
70 + 15 = 85
By adding 70 and 15 we get 85.
60 + 14 = 74
By adding 60 and 14 we get 74.
20 + 3 = 23
By adding 20 and 3 we get 23.
40 + 17 = 57
By adding 40 and 17 we get 57.
50 + 13 = 63
By adding 50 and 13 we get 63.
50 + 9 = 59
By adding 50 and 9 we get 59.
10 + 18 = 28
By adding 10 and 18 we get 28.
50 + 19 = 69
By adding 50 and 19 we get 69.
By adding 30 and 19 we get 49.
By adding 60 and 16 we get 76.
By adding 20 and 17 we get 37.
By adding 40 and 14 we get 54.
By adding 80 and 11 we get 91.
By adding 40 and 15 we get 55.
By adding 70 and 12 we get 82.
Question 3.
Circle the correct answer.
a. The 5 in 581 is in the
ones place
tens place
hundreds place
Answer:
In 581 the number 5 is in hundreds place
b. The 5 in 358 is in the
ones place
tens place
hundreds place
Answer:
In 358 the number 5 is in tens place.
c. The 5 in 205 is in the
ones place
tens place
hundreds place
Answer:
In 205 the number 5 is in ones place.
d. The 5 in 502 is in the
ones place
tens place
hundreds place
Answer:
In 502 the number 5 is in hundreds place.
Question 4.
There are 10 bikes and 6 cars in the school parking lot. How many wheels in all? Show your work.
There are _____________ wheels in the parking lot.
Answer:
There are 10 bikes and 6 cars in the school parking lot.
A bike has 2 wheels.
10 × 2 = 20 wheels
A car has 4 wheels
6 × 4 = 24 wheels
20 + 24 = 44 wheels
Thus there are 44 wheels in all.
Question 5.
CHALLENGE Ben saw some wagons and trikes on the playground. In all, he saw 27 wheels. How many wagons and how many trikes did he see? There are two possible answers. Can you find both of them? Show your work.
_____________ wagons and ________ trikes
Answer:
A wagon has 4 wheels.
4 × 3 = 12
Trikes has 3 wheels.
5 × 3 = 15
12 + 15 = 27
4 wagons and 5 trikes
Bridges in Mathematics Grade 2 Home Connections Unit 6 Module 1 Session 3 Answer Key
Last Shape In Wins
Note to Families
Last Shape In Wins is an easy and fun strategy game that gives children a chance to see the results of combining some familiar shapes. We play it at school with pattern blocks, but you’ll be coloring in the shapes instead. Have fun!
Materials
- Last Shape In Wins, pages 1-2
- crayons, markers, or colored pencils in the following colors: yellow, green, blue, and red
Instructions
1. With your partner, decide who will go first and who will go second.
2. Take turns coloring in shapes on the first game board.
a You may color in one or more triangles to form one of the shapes shown below.
b. You can color in any one of the four shapes anywhere on the game board each time it’s your turn. It is a good idea to outline the shape first before you start coloring.
c. You must take your turn every time.
3. The winner is the player who gets to complete filling in the game board (the big hexagon) by coloring in the last shape.
4. CHALLENGE Try to use the fewest number of shapes to fill in the big hexagon. See if you can use even fewer the second time you play.
5 When you have time, play the game a second time.
Shapes
Bridges in Mathematics Grade 2 Home Connections Unit 6 Module 1 Session 5 Answer Key
Facts & Shapes
Question 1.
Match each Unifix train to its fact family triangle. Then write 2 addition and 2 subtraction equations to match. Write them under the train.
Answer:
Question 2.
Count the money to find out how much each shape is worth. Write the price on the shape.
a.
Answer:
b.
Answer:
The name of the coin is 1 cent.
There are 4 coins
So, the answer is 4 ¢.
c.
Answer:
The name of the coin is quarter 25¢
Question 3.
Maria bought some shapes at the Shapes Shop. She used all her shapes to make this picture. How much money did she spend? Show your work.
Answer:
There are 5 squares
5 × 10¢ = 50¢
There is 1 circle
1 × 4¢ = 4¢
There are 4 triangles
4 × 25¢ = 100¢
Question 4.
Use squares, circles, and triangles to make a picture worth 48¢ Label your work to prove it.
Answer:
We can use 4 squares and 2 circles to make 48¢
There are 4 squares
4 × 10¢ = 40¢
There is 2 circle
2 × 4¢ = 8¢
40¢ + 8¢ = 48¢