CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

PEMDAS

Solve the exp...

Question

Solve the expression: $4 - 2 + 7$

A

9

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

10

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

8

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A 9
Order of operations for solving a mathematical expression that we must follow is:
$P \to Parenthesis E \to Exponents M \to Multiplication D \to Division A \to Addition S \to Subtraction$

The given expression $4 - 2 + 7$ has addition and subtraction operations.
We know that addition and subtraction are at the same level.

Hence, we perform the operation stating from the left.
$4 - 2 + 7$
$= 2 + 7$
$= 2 + 7$

Suggest Corrections

thumbs-up

0

Similar questions

Q. Solve the expression:

7 + (4 - 3^{2} \div 3)

Q. Solve the given expression, and choose the correct option.

(6 \frac{6}{7} - \frac{2}{7}) + (4 \frac{4}{7} - \frac{1}{7})

Q. Solve the given expression and choose the correct answer.

(9 - 7) \div (2 \times 1) \times (3 + 4)

Q. Solve the given expression and select the correct answer.

(9 + 4) \times 7

Q. Solve the given expression:

(3 + 7) \times (1 + 3) + 2

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

PEMDAS

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Standard V Mathematics

Join BYJU'S Learning Program

CrossIcon