Patterns in DivisionA whole number is divisible by:

If: Example:

2 The number is even 2486÷2=1243

3 The sum of the digits is divisible by 3

687: 6+8+7=2121÷3=7

4 The last 2 digits are divisible by 4

3572: 72÷4=18

5 The last digit is 0 or 5 7345÷5=1469

6 The number is divisible by 2 and 3

90÷2=4590÷3=3090÷6=15

8 The last 3 digits are divisible by 8

45 920: 920÷8=115

9 The sum of the digits is divisible by 9

5868: 5+8+6+8=2727÷9=3

10 The last digit is 0 2570÷10=257

Solving Equations

An equation is a statement that two things are equal. Which one of these are equations?

5+8=13 7x3=21 4+9-7

19=25-6 42-21+18 63÷7=3x3

Find the missing number

163= ___ +49

____ ÷ 6 = 144

___ - 3 = 10 – 4

354 ÷ ____ = 6

Oscar baby-sits to make money.Oscar charges $6 for each hour he works.How much does Oscar earn when he works 2

hours? 3 hours? 4 hours? 5 hours?

Show your results in a table.

Time Worked (hours) Money Earned ($)

What patterns do you see in the table?Write rules for these patterns.Use the patterns to predict how much Oscar will earn working 21 hours.

Oscar saves all the money he earns. He needs $250 to buy a mountain bike. How many hours does Oscar need to work?

Homework

• Grade 5 – pgs 18-19; Q’s 1-3, 6,7

• Grade 6 – pg 15 – Q’s 1, 4 & pg18 – Q’s 1, 3, 4, 5