2nd Year Lesson & Homework

January 31, 2008

Today we expressed a quantity as a percentage.

e.g. 3 out of 4 in a test is ¾ × 100 = 75%

Homework is to finish off Ex 5.1

Also official Level E homework for Monday ( complete on sheet)

3rd Year Lesson and Homework

January 31, 2008

Today we did real-life questions using Pythagoras Theorem.

Ex 4.1

Homework Page 152 Ex 4.2 Q2

4th Year Lesson

January 30, 2008

Today we covered constructing and reading Bar Graphs

Ex 4.1 and 4.2

4th Year & Homework

January 30, 2008

Today we covered Pictographs Ex. 2.1 and 3.1

Weekly homework is 10 mixed questions

2nd Year Lesson & Homework

January 30, 2008

Today we learned about Proper, Improper and Mixed fractions and decimal fractions.

e.g. Proper Fraction ¼

e.g. Improper Fraction 11/8

e.g. Mixed Fractions 5 1/2

e.g. Decimal fraction   ¼ = 1 ÷ 4 = 0.25

e.g. Decimal fraction  2 ¾ = 2 + 3 ÷ 4 = 2.75

Decimal fraction to proper fraction

e.g. 0.2 → 2/10 → 1/5

e.g. 0.7 → 7/10

Homework : Ex 4.2 all questions

1st Year Lesson & Homework

January 30, 2008

Today we learned about the range for a set data.

Range = Highest value – lowest value

Homework: Official sheet for Monday + ten quick questions

1st Year Lesson & Homework

January 29, 2008

Today we investigated the 3 averages

mean, median and mode.

Median – middle value in a data set

AFTER they have been put in order.

e.g.   Odd set 1 , 2 , 3 , 4 , 5                 Even set 1, 2 , (2.5) 3 , 4

Mode – The most frequently occuring number in a data set.

e.g.   3, 7, 8 , 11 , 12 , 8       mode is 8

Homework Page 115 Ex 6.1 Odd Questions only