SaiBook.us Subtraction

Lesson Example Discussion Quiz: Class Homework

Step-4

Title: Subtraction

Grade: 3-a Lesson: S4-L4

Explanation: Hello Students, time to practice and review the steps. Let us take next 2-5 minutes to solve the steps for the problems. This is a good exercise to check your understanding of the concepts.Second student to identify and review important steps.Focus on understanding the concepts and application to solving problems step by step.

sbMath-row-a-ones-image5 = {sbMath-row-a-ones-image5}

Step

Value

Image

3121

01	1			:
20	10	10		:
100	100			:
3000	₁₀₀₀	₁₀₀₀	₁₀₀₀	:

724

04	1	1	1	1		:
20	10	10				:
700	100	100	100	100	100	:	100	100

2397

07	1	1	1	1	1	:	1	1
90	10	10	10	10	10	:	10	10	10	10
300	₁₀₀	₁₀₀	₁₀₀			:
2000	₁₀₀₀	₁₀₀₀				:

Step	Description	B	C	D
B1	Borrow	6	12	0
M1	Minuend	7	2	1
M2	Subtrahend	-	7	0
A1	D3 1 - 0 = 1 C3 12 - 7 = 5 B3 6 - 0 = 6	0 6 6	0 5 5	0 1 1
S1	D3 Bring Down 1 C3 Bring Down 5 B3 Bring Down 6	6	5	1
Sum	Subtraction: 721 - 70 = 651	6	5	1

Lesson Steps

Steps	Problem	Solution
1	Find the difference between	\$3055,616\$
2	Subtract	\begin{align} 3055 & \\ -\quad 616 \\ \hline 2439 & \end{align}
3	Difference	2439
4	Answer	B