What is -21\div [-14\div 2] ?

The solution to -21\div [-14\div 2] is 3

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-21\div [-14\div 2]

- 21 \div [- 14 \div 2]

3

Solution steps

- 21 \div [- 14 \div 2]

Follow the PEMDAS order of operations

Calculate within parentheses

[- 14 \div 2] : - 7

- 14 \div 2

- 14 \div 2 = - 7

= - 7

= - 21 \div (- 7)

Multiply and divide (left to right)

- 21 \div (- 7) : 3

- 21 \div (- 7)

Apply rule

- a \div (- b) = a \div b

- 21 \div (- 7) = 21 \div 7 = 3

= 3

= 3

- 2 - 2 + 3 - 2 - 1 + 3

\frac{5 ( 1 ) ^{2}}{2 ^{1}}

(2 - 0)^{2}

1 (\frac{1}{2}) + \frac{3}{4} (3)

(1 \div 4) + (1 \div 2) - 1