Friday, November 22, 2013

Brooklyn Maths

1. Trevor has to drive 422 km’s. He looks at his odometer and sees he has gone 289 kms. How much further has he got to go?

289 + ? = 422
289 + 11 = 300
300 + 122 = 422
11 + 122 = 133

2. The shop is selling jandals for $9 a pair.  They have sold $486 worth of jandals so far. How many pairs have they sold?

9 x 50 = 450
9 x 4 = 36
50 + 4 = 54


3. Sam was giving away some of his marbles. He has 96 altogether. He said to his friend Ben, “You can choose to have  ¼  of them all or ⅔   of ½ of them.” Which should Ben choose?


96 1/2 = 48
1/4 of 48
4 x 10 = 40
4 x 2 = 8
4 divided by 48 = 12 x 1 = 12
2/3 of 48
3 x 10 = 30
3 x 6 = 18
3 divided by 48 = 16 x 2 = 32



4. The A Softball team has scored 72 goals over the season so far. The is 6 times more than what the B Softball team has scored. How many goals has the B team scored in the season so far?


72 x 6 =
70 x 6 = 420
2 x 6 =12
420 + 12 = 432



5. 7 of the class are not going on camp. The ¾ of the class are. How many are in the class altogether


7 x 4 = 28
7 x 3 = 21
28 + 21 = 49


6. There are  8 boxes. Each box has 25 apples in it. How many apples are there altogether?


25 x 8 =
8 x 20 = 160
8 x 8 = 64
160 + 64 = 224



7. There are 24 classes at school. ⅜  of them are Year 1 or 2 teams. How many is this?


3/8 of 24 = 9
24 divided by 8 = 3
1/8 = 3
3/8 = 9



8. In the hop, skip and jump (Triple Jump) the record for  men is 18.29m whereas the record for women is 15.5m. How much longer is the men’s record than the women’s.


15.5 + .5 = 16
16 + 2 = 18
18. + .29 = 18.29
.95 + .29 = 3.24
3.24 + 2 = 5.24



9.There is a bottle of juice on the table that holds 3.5litres. Ana pours out a cup of juice that is .895ml. How much juice is left?


.895 + ? = 3.5
.895 + .105 = 1 + 2.5 = 3.5
2.5 + .105 = 2.605


10. The school has been donated packets of felt pens to share out evenly between the 22 classes. How many feltpen packets does each class get if they got given 308 packets?


308 divided by 22.
22 x ? = 308
22 x 10 = 220 r 88
22 x 4 = 88
10 + 4 =14


11. Tiana saved the same amount each week after 16 weeks she had saved $96. How much money had she saved after 6 weeks?

16 = 96
8 = 48
6 = 42

12:
Louisa gets 37/40 for her test. What percentage did she get correct?
40 = 100%

37 = 92.5 %
30 = 90%
20 = 50%
4 = 10 %





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