3 4 - Order of Operations () + X The Order of Operations tells us how to do a math problem with more than one operation, in the correct order. BEMA This will help to you to remember the order of operations. B E M D A S Brackets ( ) Exponents Multiply x Divide ÷ Add + Subtract - 3 4 Brackets ( Always do brackets 1st. ) Exponents Always do Exponents 2nd. 3 4 Multiply x Divide ÷ Do multiplication and division 3rd, from left to right. Add + Subtract Do addition and subtraction 4th, from left to right. Let’s Try Some Problems! BEMA 3 3+2 - (9+1) 3 3+2 - 10 3+8-10 11-10 1 BEMA 2 6 3 (9+1) + 2 3(10)+6 3(10)+36 30+36 66 BEMA 4+5 x (6-2) 4+5 x 4 4+20 24 BEMA 3 2 4+ 10 x -16 4+10 x 8 -16 4+ 80 -16 84-16 68 BEMA 2 10 ÷ 21 + 10 21+100÷10 21 + 10 31 BEMA 2 10+7 -2 x5 10+49–2 x 5 10+49- 10 59 - 10 49 BEMA 64 ÷ (9 x 364÷ (27 –19) 19) 64 ÷ 8 8 Have fun doing the Order of Operations!