Practice with the help of Spectrum Math Grade 1 Answer Key Chapter 4 Lesson 4.5 Addition and Subtraction Practice through 100 regularly and improve your accuracy in solving questions.
Spectrum Math Grade 1 Chapter 4 Lesson 4.5 Addition and Subtraction Practice through 100 Answers Key
Add.
Answer:
The addition of the two given numbers is 16.
Explanation:
Answer:
The addition of the two given numbers is 25.
Explanation:
Answer:
The addition of the two given numbers is 35.
Explanation:
Answer:
The addition of the two given numbers is 33.
Explanation:
Answer:
The addition of the two given numbers is 44.
Explanation:
Answer:
The addition of the two given numbers is 58.
Explanation:
Answer:
The addition of the two given numbers is 76.
Explanation:
Answer:
The addition of the two given numbers is 65.
Explanation:
Answer:
The addition of the two given numbers is 27.
Explanation:
Answer:
The addition of the two given numbers is 84.
Explanation:
Answer:
The addition of the two given numbers is 100.
Explanation:
Answer:
The addition of the two given numbers is 93.
Explanation:
Answer:
The addition of the two given numbers is 34.
Explanation:
Answer:
The addition of the two given numbers is 85.
Explanation:
Answer:
The addition of the two given numbers is 16.
Explanation:
Answer:
The addition of the two given numbers is 54.
Explanation:
Answer:
The addition of the two given numbers is 73.
Explanation:
Subtract.
Answer:
The subtraction of the two given numbers is 10.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 2 – 1 = 1 ten. Hence the answer is 10.
Answer:
The subtraction of the two given numbers is 10.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 7 – 6 = 1 tens. Hence the answer is 10.
Answer:
The subtraction of the two given numbers is 20.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 4 – 2 = 2 tens. Hence the answer is 20.
Answer:
The subtraction of the two given numbers is 10.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 8 – 7 = 1 ten. Hence the answer is 10.
Answer:
The subtraction of the two given numbers is 50.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 6 – 1 = 5 tens. Hence the answer is 50.
Answer:
The subtraction of the two given numbers is 20.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 8 – 6 = 2 tens. Hence the answer is 20.
Answer:
The subtraction of the two given numbers is 10.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 9 – 8 = 1 ten. Hence the answer is 10.
Answer:
The subtraction of the two given numbers is 40.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 6 – 3 = 3 tens. Hence the answer is 30.
Answer:
The subtraction of the two given numbers is 0.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 2 – 2 = 3 tens. Hence the answer is 0.
Answer:
The subtraction of the two given numbers is 30.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 4 – 1 = 3 tens. Hence the answer is 30.
Answer:
The subtraction of the two given numbers is 50.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 9 – 4 = 5 tens. Hence the answer is 50.
Answer:
The subtraction of the two given numbers is 30.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 9 – 6 = 3 tens. Hence the answer is 30.
Answer:
The subtraction of the two given numbers is 0.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 6 – 6 = 6 tens. Hence the answer is 0.
Answer:
The subtraction of the two given numbers is 10.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 3 – 2 = 1 tens. Hence the answer is 10.
Answer:
The subtraction of the two given numbers is 60.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 7 – 1 = 6 tens. Hence the answer is 60.
Answer:
The subtraction of the two given numbers is 20.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 4 – 2 = 2 tens. Hence the answer is 20.
Answer:
The subtraction of the two given numbers is 10.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 6 – 5 = 1 ten. Hence the answer is 10.
Answer:
The subtraction of the two given numbers is 60.
Explanation:
1. First subtract ones and write in the one’s place. Subtract 0 – 0 = 0 ones
2. Subtract tens and write in the ten’s place. Subtract 8 – 2 = 6 tens. Hence the answer is 60.
Solve each problem.
There are 30 
.
Ten fly away.
How many are left? <u>20</u>
I have 19 
I have 6 
What is the sum? ____
Answer:
The sum of the fruits is 25.
Explanation:
He has 19 bananas.
He has 6 oranges.
The sum of the fruits is 19 + 6 = 25 fruits.
There are 40 
We drink 10
How many are left? _____
Answer:
There are 30 bottles left.
Explanation:
Given,
There are 40 bottles.
They drank 10 bottles.
The water bottles left are 40 – 10 = 30 bottles left.
There are 38 
.
8 more drive up.
How many are there in all? _____
Answer:
There are a total of 46 cars in all.
Explanation:
Given,
There are 38 cars.
In this 8 more are driven up.
Total cars drove = 38 + 8 = 46 cars in all.
I want 80 
I have 30
How many more do I need? ____
Answer:
He needs 50 pencils more.
Explanation:
Given,
He wants 80 pencils.
He has 30 pencils.
He needs 80 – 30 = 50 more pencils.