# apply order of operations activities

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```					Online Literacy and Numeracy Resource Centre for Trainers and Assessors
Activities

Name: ______________________________

Do the following calculations using the calculator’s memory where necessary.

(Remember the order of operations (B.I.M.D.A.S.) and note that you can divide by MR on your calculator.
Also, round all answers to 2 decimal places.)

1.      67 x 88 + 14 x 76                                             Answer = ________________

2.      545 x 207 – 177 x 25                                          Answer = ________________

3.      54.75 + 29.03 x 7.19 – 8.52 x 3.33                            Answer = ________________

4.      108 – 196  7 + 43                                            Answer = ________________

5.      78 x 22
399  38                                                      Answer = ________________

6.      355 – 157
16.75 – 8.85                                                  Answer = ________________

7.      Rochelle is doing her Christmas shopping and buys the following gifts:

   A Lego set for her older daughter at \$89.99.
   A toy computer for her younger daughter at \$39.98.
   A board game for her son at \$45.99.
   CDs for each of her 3 nieces at \$21.98 each.
   Book vouchers for her 5 nephews at \$15 each.

How much does she spend altogether on these presents?

Page 1 of 3
Online Literacy and Numeracy Resource Centre for Trainers and Assessors
Activities

1.      67 x 88 + 14 x 76                                             Answer = _____6960_______

2.      545 x 207 – 177 x 25                                          Answer = ___117240_______

3.      54.75 + 29.03 x 7.19 – 8.52 x 3.33                            Answer = ____235.10______

4.      108 – 196  7 + 43                                            Answer = _____123________

5.      78 x 22
399  38                                                      Answer = _______163.43___

6.      355 – 157
16.75 – 8.85                                                  Answer = _____25.06____

7.      Rochelle is doing her Christmas shopping and buys the following gifts:

   A Lego set for her older daughter at \$89.99.
   A toy computer for her younger daughter at \$39.98.
   A board game for her son at \$45.99.
   CDs for each of her 3 nieces at \$21.98 each.
   Toy shop vouchers for her 5 nephews at \$15 each.

How much does she spend altogether on these presents?

Page 2 of 3
Online Literacy and Numeracy Resource Centre for Trainers and Assessors
Activities

Order of operations activity

Trainer’s notes

Description

This activity reviews the order of operations using the basic and memory functions of a calculator. Answers
provided.

Equipment needed

Calculators.

Instructions

Review order of operations with group.
Demonstrate using the MR on the calculator.

Page 3 of 3

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