Adding and Subtracting Decimals

Adding and Subtracting Decimals

Assessment

Interactive Video

Mathematics

3rd - 5th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial explains how to add and subtract decimals by aligning them in columns. It provides a detailed walkthrough of solving an addition problem by carrying over numbers and aligning decimal points. The tutorial then moves on to a subtraction problem, demonstrating borrowing techniques. Finally, it concludes with a brief introduction to exercise problems to reinforce the concepts learned.

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to align decimal places when adding decimals?

To avoid carrying over

To make subtraction easier

To ensure accurate addition

To make the numbers look neat

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of adding 9 and 0 in the context of decimal addition?

0

9

10

1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When adding 8 and 4, what is the next step after getting 12?

Write down 12

Carry over 2

Carry over 1

Subtract 4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final result of the addition problem discussed?

5678

6229

1234

1928

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in subtracting decimals?

Add zeros

Multiply the numbers

Borrow from the next column

Align the numbers

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the subtraction example, what do you do after borrowing to make 11?

Add 3

Divide by 3

Subtract 3

Multiply by 3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of 11 minus 3 in the subtraction example?

10

9

8

7

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