Laws of Integers

The inverse process of addition is?

• addition
• subtraction
• multiplication
• division

While solving a mathematical expression always use BODMAS rule and proceed from..

• right to left
• left to right
• middle to left
• left to middle

The product of odd number of integer is always?

• odd
• odd & even
• even
• prime

The sign of the product (-3)x (-3) x (-3) x (-3) x (-3) x (-3) is?

• _
• +
• x
• ÷

-250x-7=________

• -2543

• +1750

• -1450

• -1750

Simplify (33.5+90-70) x 0

• -254.5
• 254.5
• 0
• 147

3/4 + (5/7 - 2/7 ÷ 2/7)

• 1 1/22
• 1 1/21
• 1/28
• 13/28

5.2 + [0.5 - {6.4+(-9 + 5 - 3)}]

• 7

• 1
• 6.3

• 11.2

Simplify 4x2-[28 ÷{3+(8+6-3)}] (6-3 has vinculum over it)

• 12
• -6
• +6
• 4

433.29 - [505.25+{113.18 ÷ (89.5 + 24.97 -1.29)}]

• -72.96
• -73
• -74
• +74