SaiBook.us Subtraction

Lesson Example Discussion Quiz: Class Homework

Step-3

Title: Subtraction

Grade: 3-a Lesson: S1-L7

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.

Step

Value

Image

638

08	1	1	1	1	1	:	1	1	1
30	10	10	10			:
600	100	100	100	100	100	:	100

02	1	1				:
70	10	10	10	10	10	:	10	10

566

06	1	1	1	1	1	:	1
60	10	10	10	10	10	:	10
500	₁₀₀	₁₀₀	₁₀₀	₁₀₀	₁₀₀	:

Step	Description	B	C	D
B1	Borrow	6	12	0
M1	Minuend	7	2	9
M2	Subtrahend	-	6	3
A1	D3 9 - 3 = 6 C3 12 - 6 = 6 B3 6 - 0 = 6	0 6 6	0 6 6	0 6 6
S1	D3 Bring Down 6 C3 Bring Down 6 B3 Bring Down 6	6	6	6
Sum	Subtraction: 729 - 63 = 666	6	6	6

Step	Type	Explanation	Answer
2	Problem	Find the difference between	638 , 72
3	Clue	Difference means Subtraction	-
4	Step	Subtract the numbers	\begin{align} 638 & \\ -\quad 72 \\ \hline 566 & \end{align}
5	Step	After Subtraction we get	566
6		Answer	B