Methods of Solving Mathematical Operations

If $\text{'}*\text{'}$ stands for division, $\text{'}-\text{'}$ stands for multiplication, $\text{'}/\text{'}$ stands for addition and $\text{'}@\text{'}$ st$$ands for subtraction. Choose the correct equation from the given responses ?

If  '$-$' stands for '$+$', '$+$' stands for '$\times$', '$\times$' stands for '$-$'. Choose the wrong equation from the given responses ?

From the given signs, Which of the following interchange of sign would make the given equation correct ?

$64 ÷ 8 - 9 \times 8 = 64$

Select the correct combination of mathematical signs that can sequentially replace the * sign and balance the equation.

25 * 7 * 40 * 20 * 4 * 210

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

$5 * 468 * 18 * 70 * 180 * 4 * 5$

Select the correct combination of mathematical signs that can sequentially replace the * sign and balance the given equation.

14 * 7 * 39 * 133 * 19 * 130

Which two signs should be interchanged to make the given equation correct?

$156 - 13 + 9 \times 18 ÷ 5 = 169$

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

$14 * 7 * 39 * 133 * 19 * 130$

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the equation.

$512 * 32 * 9 * 100 * 6 * 25 * 2$

Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct.

135 * 15 * 3 * 2 * 13 *16

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

$252 * 14 * 8 * 100 * 16 * 60$

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

$483 * 23 * 93 * 16 * 4 * 50$

Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct.

$48*12*8*15*3*44$

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

$18 * 12 * 4 * 5 * 6 * 53$

Which two numbers should be interchanged to make the given equation correct?

78 $÷$ 48 $\times$ 8 $+$ (26 $\times$ 7) $-$ 39 $+$ (45 $+$ 15) = 210

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

$1496 * 8 * 13 * 40 * 5 * 0$

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

100 * 25 * 35 * 15 * 5 * 180

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the equation.
$36{ }^{*}14{ }^{*} 63{ }^{*} 9{ }^{*}11{ }^{*} (6^{ *} 3){ }^{*}90$

Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.

$42*7*64*11*6*4$

If ‘×’ means ‘–’, ‘÷’ means ‘+’, ‘+’ means ‘×’ and ‘–’ means ‘÷’, then what will be the value of the following expression?

16 ÷ 32 – 4 × 2 + 1 = ?