WorksheetsDecimal Review Activity - Adding/Subtracting
Total questions: 1
Worksheet time: 15mins
1-10.
Answer the questions below after watching the video
What is the first step in adding decimals?
Add the largest numbers first
Line up the decimal points
Convert all numbers to fractions
Round the decimals
Why is it important to line up decimals when adding or subtracting?
It's only important in subtraction
It makes the numbers look neater
To make it easier to carry or borrow
To ensure correct alignment of place values
What purpose do placeholder zeros serve in decimal operations?
They are just for aesthetic purposes
They make the numbers easier to read
They change the value of the decimal
They ensure the decimal places are aligned
When adding 9.6 and 3.87, what is the sum?
13.47
12.47
13.57
12.57
What is the result of adding 124.792 and 84.5?
209.292
208.292
209.282
208.282
What is the first step in subtracting decimals?
Subtract the smallest number from the largest
Align the decimal points
Convert to fractions
Round to the nearest whole number
What is the result of 14.9 - 8.57?
6.33
6.43
5.33
6.23
What does borrowing in subtraction allow you to do?
Ignore zeros in the decimal
Increase the value of the number you are subtracting
Decrease the value of the adjacent higher place value
Subtract larger numbers from smaller ones
How do you avoid the common mistake of 'dropping' a number in subtraction?
Using placeholder zeros
By adding instead of subtracting
Ignoring the decimal places
Subtracting from right to left
What is the final result of 262.33 - 59.8?
203.43
202.43
203.53
202.53
