Math's in room 12

This is what I have been learning for maths

Nesting numbers June 13th 2014

WALT:we are learning to find how many ones,tens hundreds and thousands there are in all of the whole number.

Example

how many of these are there altogether in the whole of 243?

1.

   A.14,5,7

   B.145,7

   C.1457

2.

i hundreds

ii tens

ii ones

A.2159,215,21

B.3282,328,32

C.1394,139,13

D.4586,458,45

E.15 973,1597,159

3.

Millee had 16 canisters of beans and 23 loose beans.

183

4.

Find the simplest way to write these numbers

i 12 ten and 7 ones =127

ii 15 tens and 12 ones = 162

iii 17 tens and 27 ones =197

iv 25 tens and 16 ones =266

v 32 tens and 85 ones=40

vi 57 tens and 74 ones = 644

5.

In a game , Imogen had $6784 in $100 notes , $10 notes and $1 coins.

A.$67 hundred dollar notes.

B.$6784 ten dollar notes.

C.$100000

D.$670

challenge

I have got

240 $100 dollar notes

340 $10 dollar notes and 28 $1 coins

How much money does sam have?

27428

6.

Tim inherited $14 352.

He started to draw this diagram to help him work out the possible numbers of $100 or $10 he could get?

A.14 352

B.14 300

What is the greatest number of $100 notes a person draw out for each of these amount?

i $59

ii $23 800

iii $650

iv $309

v $8008

7.

B. What is the greatest number of $10 notes a person could draw out to make each of the amounts in part a ?

i 587

ii 23 87

iii 65 09

iv 30 90

v 800 87

9.

Find the answers to questions 9 and 10 without using materials.You could draw a diagram if you need to.

A.$15 784

B.$2016

10.

Write these as simply as possible.

A.928

B.2864

C.4251

D.463

11.

Helen

98903 tens

9890 hundreds

989000 thousands

Hone

847630 tens

847600 hundreds

847000 thousands

Mei ling

102839 tens

102800 hundreds

102000 thousands

Sandy

1277630 tens

1277600 hundreds

1277000 thousands

Toby

1280730 tens

1280700 hundreds

1280000 thousands

12.

i 4106

ii 7137

iii 6349

iv 121583

13 Challenge

A.4611567

B.6749568

We are learning to work out our times six,seven and eight tables from our times five tables.

Activity

A.4x5=20 plus 4 would be 24.

B.(4x5=20+4=24)

2.

7x6=(5x6)+(2x6)=42

8x6=(5x6)+(3x6)=48

6x6=(5x6)+(1x6)=36

3.

B.4x5+2x5=28

4.

A.6x5+6x2=42

B.7x5+7x1=42

i 4x5+4x3=32

ii 9x5+9x3=72

iii 8x5+8x2=56

iv 4x5+4x2=28

v 4x5+4x4=36

5.

A. 8x5+8x3=64

B. 7x5+7x1=42

C. 9x5+9x2=63

D. 8x5+8x1=48

6.fly cards

7.5x6+3x6=48

8.5x7+4x7=63

9.5x6+2x6=42

10.5x7+5x7+2x7=84

11.

A.10x7+5x7+2x7=119

B.10x8+5x8+2x8=116

C.10x6+5x6+1x6=96

D.10x6+10x6+10x6+10x6+10x6+10x6+10x6=420

E.10x7+10x7+10x7+10x7+10x7+10x7+10x7+10x7=490

12.

10x6+5x6+3x6=108

13.10x8+5x8+1x8=128

14.

A.10x7+5x7+2x7=119

B.10x6+4x6=48

C.10x7+4x7=98

15.

A.

i 10x7+10x7+4x7=168

ii 10x8+10x8+5x8+2x8=216

iii 10x9+10x9+10x9+4x9=306

iv 10x6+10x6+10x6+5x6+1x6=216

B.

i 9x5=45x2=90

ii 5x10=50x2=100+5=105

iii 5x10=50x2=100+30=130+5=135

Multiplying tens WALT:multiply tens,hundreds and thousands and other tens

Activity

1.

A.It shows you where to put the all the diffrient numbers

B.12

C.120

2.

4x5=20 so 4x50 =200

3.120 people can go on the ride each time

4.

A.4x2=8 so 4x20=80

B.3x4=12 so 3x40=120

C.3x6=18 so 30x6=180

D.5x5=25 so 50x5=250

5.

A.150

B.400

6.

A.180

B.350

C.560

D.420

7.

3000

8.

A.480

B.2700

C.2000

D.3600

E.49000

9.

A.3500

B.3000

C.28000

D.200000

E.540000

10.

600

11.

15000

12.

A.$160,000

B.$120,000

13.

Challenge

A.820

B.

i 8 x 71=568

ii 40 x 39=1560

iii 31 x 40=1240

iv 400 x 51=20400

v 7000 x 59=413000

vi 802 x 5000=4010000

A.

64 x 10=640

83 x 10=830

27 x 10=270