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Addition and subtraction of the number 4


• You will learn how to add and subtract the number 4 using a number line;
• You will practice calculating expressions with adding and subtracting the number 4;
• You will improve your skills in making short notes and solving problems to find the sum, to increase or decrease a number by a few units;
• You will find unknown parts and the result of addition and subtraction.


1
Calculate. Choose the right numbers.
2
Let's see how to add 4 using a number line.
For example, to add 4 to 2,
you need to make 4 steps to the right from 2 on the number line.
We get 6.
Next, we think the same way:
add 4 to one and get 5,
add 4 to two and get 6,
add 4 to three and get 7,
add 4 to four and get 8,
add 4 to five and get 9,
add 4 to six and get 10.
Remember the results of adding 4.
3
Use the number lines. Drag the correct numbers to complete the equations.
4
Calculate. Choose the right numbers.
5
Add the parts to find the whole. Drag the correct numbers.
6
Find the missing part. Drag the correct answers.
7
Listen to the story Problem.
Jace has 6 red cars and 4 blue cars.
How many cars does he have altogether?
Complete the number bond. Drag the numbers from the story.
8
Choose the addends. Put in the right numbers.
9
Find the missing part. Drag the correct answers.
10
Let's see how to subtract 4 using a number line.
For example, to subtract 4 from 6,
you need to make 4 steps to the left from 6 on the number line.
We get 2.
Next, we think the same way:
if we subtract 4 from five, we get 1,
if we subtract 4 from six, we get 2,
if we subtract 4 from seven, we get 3,
if we subtract 4 from eight, we get 4,
if we subtract 4 from nine, we get 5,
if we subtract 4 from ten, we get 6.
Remember the results of subtracting 4.
11
Use the number lines. Drag the correct numbers to complete the equations.
12
Calculate. Choose the right numbers.
13
Listen to the story problem.
Olivia has 3 juice boxes in her lunchbox. Sam has 4 more juice boxes than Olivia.
How many juice boxes does Sam have?
Complete the tape diagram. Drag and drop the numbers from the story.
14
Subtract to find the missing part. Drag the correct numbers.
15
Complete the equations. Drag the correct numbers.
16
There are 3 pennies in the piggy bank. How many more pennies do you need to make 7 cents?
Drag them into the piggy bank.
17
Choose the minuend.
Put in the right numbers.
18
Fill in the blanks. Choose the right numbers.
19
Listen to the story problem.
Ben bought 10 fish at the pet store. Mia bought 4 fewer fish than Ben.
How many fish did Mia buy?
Complete the tape diagram. Drag and drop the numbers from the story.
20
Subtract to find the missing part. Drag the correct numbers.