4-4*7+3

Solution

4 - 4 \cdot 7 + 3

- 21

Solution steps

4 - 4 \cdot 7 + 3

Follow the PEMDAS order of operations

Multiply and divide (left to right)

4 \cdot 7 : 28

4 \cdot 7

4 \cdot 7 = 28

= 28

= 4 - 28 + 3

Add and subtract (left to right)

4 - 28 + 3 : - 21

4 - 28 + 3

4 - 28 = - 24

= - 24 + 3

- 24 + 3 = - 21

= - 21

= - 21

2.3

1 - 0.9

2 (5) + 1

6^{2} + 8^{2}

\frac{( - 45 )}{5} - \frac{25}{( - 5 )}