Subtracting Decimals

Subtracting Decimals

Question	Working and answer
0.7 - 0.5=	0.2
0.4 - 0.1=	0.3
0.9 - 0.3=	0.6
0.6 - 0.3=	0.3
0.7 - 0.2=	0.5
0.8 - 0.4 =	0.4
2.6 - 1.3=	1.3
9.8 - 1.5=	8.3
9.4 - 3.2=	6.2
6.8 - 5.1=	1.7
8.3 - 5.2=	3.1
9.6 - 5.4=	4.2
8.7 - 3.7=	5.0
4.2 - 2.2=	2.0

In these question you have to subtract from the whole.

Question	Working and answer
5.5 - 0.6	5.1
4.7 - 0.8	4.1
1.5 -0.6	1.1
2.2 - 0.4	2.2
1.7 - 0.9	1.2

Adding Decimals 1

Adding Decimals 1

Question	Working and answer
0.3 + 0.6=	0.9
0.4 + 0.5=	0.9
0.5 + 0.5=	1.0
0.6 + 0.4=	1.0
0.7 + 0.2=	0.9
0.4 + 0.4 =	0.8
0.3 + 0.2=	0.5
3.4 + 5.5=	8.9
9.4 + 3.4=	12.8
6.8 + 5.1=	11.9
3.3 + 2.1=	5.4
4.6 +2.4=	7.0
5.2 + 3.7=	8.9
4.1 +2.2=	6.3

In these question your decimals adds over the decimal point.

Question	Working and answer
0.7 +0.6 =	1.3
0.5 + 0.5 =	1.0
1.4 + 0.8 =	2.2
2.6 + 0.5 =	3.1
1.5 + 1.7 =	3.2

Adding Decimals.

Question	Photo of your working out.
0.7 + 0.9 =	0.7 + 0.9 =
1.5 + 3.4 =
3.2 + 4.6 =

5.1 + 4.8 =
6.4 + 2.5 =
4.8 + 3.1 =
7.5 + 1.5 =

3.6 + 4.6 =
5.7 + 6.8 =

MY TERM 3 ANIMATION.

Fraction Problems.

Walt: Use repeated copying to solve simple problems using RatiosWalt: Use multiplication and division to solve fraction problems

Problem	Division	Multiplication	Word Answer
There are 20 sweets in a packet. How many are there in 1/4 a packet?	20÷4=5	4x 5=20	5 sweets in ¼ of a packet.
A fish is 15cm long. The tail is ⅕ of the fish. How long is the tail?	15÷5=3	5x3=15	The tail is 3 cm long.
There are 18 slices of ham in a packet. Mum uses 1/6 to make the lunch, how much is left?	18÷6=3	6x3=18	She there 3 slices of ham left.
Mrs Carter gets 30 new books. She lends 1/3 of them to Miss Young. How many books does she lend to Miss Young?	30÷3=10	3x10=30	She sent 10 books to Miss Young.
There were 35 people waiting for their turn on the Ferris Wheel. ⅕ got sick of waiting and left. How many are still waiting?	35÷5=7	5x7=35	There are 7 people still waiting.
There are 24 students in the class. Only ¾  have brought their permission slips back. How many have brought their permission slips back?	24÷4=6	4x6=24	6 people have bought there
There are 45 biscuits in the packet. ⅖ of them are broken. How many are broken?	45÷5=9	5x9=45	There are 9 biscuits broken.

Fractions

Walt: Solve word problems with fractions

Walt: Use multiplication and division to solve fraction problems

	8 divided by 4=2
	15 divided by 3=5
	16 divided by 4=4
	18 divided by 3=6
	5 divided by 4=20
	3 x 10 = 30
	3/4
	4/16
	2/3
	20 divided by 4= 5
	3/4
	3x5=15
	4x5=20
	1/10