**1. What does BEDMAS stand for?**

Bedmas stands for

Brackets,Exponents,Division andMultiplication,Addition andSubtraction.

**2. What do you do first if a calculation just involves adding and subtracting?**

Work from left to right.

**3. What is an exponent?**

An

EXPONENTis also called anINDEXor aPOWER. It tells you how many times to multiply a number BYITSELF. e.g. 4^{3 }means 4 × 4 × 4.

**4. What is a negative number?**

A negative number is an integer that is less than zero. e.g. -3 is a negative number.

**5. What sign does the answer have if I multiply a negative number by another negative number?**

Strangely enough the answer is

POSITIVE! e.g. -3 × -3 = +9