

Mathematics Unit 9 Percentage (I)
Presentation
•
Mathematics
•
1st - 12th Grade
•
Easy
Vinc Chin
Used 7+ times
FREE Resource
35 Slides • 17 Questions
1
Mathematics
Unit 9 :
Percentage (I)
Mr Vinc Chin
2
3
21=
21=21×100%
=2100%
=50%
4
50%=
50%=10050
50%=100÷5050÷50
=21
5
Multiple Choice
Convert percentages to fractions and vice versa
14%=
507
508
6
14% = 10014
=100÷214÷2
=507
7
Multiple Choice
Convert percentages to fractions and vice versa
95%=
2017
2019
8
95%=10095
=100÷595÷5
=2019
9
Multiple Choice
Convert percentages to fractions and vice versa
30%=
103
113
10
30%=10030
=100÷1030÷10
=103
11
Multiple Choice
Convert percentages to fractions and vice versa
2519=
76%
77%
12
2519=2519×100%
=251900%
=96%
13
Multiple Choice
Convert percentages to fractions and vice versa
52=
30%
40%
14
52=52×100%
=5200%
=40%
15
Multiple Choice
Convert percentages to fractions and vice versa
5013=
25%
26%
16
5013=5013×100%
=501300%
=26%
17
18
121=
121=23×100%
=2300%
=150%
19
150%=
150%=100150
=100÷50150÷50
=23
=121
20
Multiple Choice
Convert mix numbers to percentage and vice versa.
321=
330%
350%
21
321=321×100%
=27×100%
=2700%
=350%
22
Multiple Choice
Convert mix numbers to percentage and vice versa.
241=
225%
250%
23
241=241×100%
=49×100%
=4900%
=225%
24
Multiple Choice
Convert mix numbers to percentage and vice versa.
690%
698
6109
25
690%=100690
=610090
=6100÷1090÷10
=6109
26
27
10% from 500 =
10% from 500 = 10010×500
= 101×500
=10500
=50
28
250% X 300 =
250% × 300 = 100250×300
= 1025×300
=107500
=750
29
Multiple Choice
Calculate the value
40% from 50 =
10
20
30
40%×50=10040×50
=1002000
=100÷1002000÷100
=20
31
Multiple Choice
Calculate the value
65% from 800 =
510
520
32
65%×800=10065×800
=10052000
=100÷10052000÷100
=520
33
Multiple Choice
Calculate the value
15% x 260 =
39
40
34
15%×260=0.15×260
=39
35
Multiple Choice
Calculate the value
22% x 1 200 =
264
268
36
22% x 1200 = 0.22 x 1 200
= 264
37
Multiple Choice
Calculate the value
120% from 1 000 =
1 200
1 300
38
120% from 1 000 = 1.2 x 1 000
= 1 200
39
Multiple Choice
Calculate the value
115% from 3 000 =
3 450
3 460
40
115% from 3 000 = 1.15 x 3 000
= 3 450
41
Multiple Choice
Calculate the value
240% x 900 =
2 150
2 160
42
240% x 900 = 2.4 x 900
= 2 160
43
Multiple Choice
Calculate the value
325% x 40 =
120
130
44
325% x 40 = 3.25 x 40
= 130
45
46
20 red beads
25% x 80 = 20
47
48
7 muffins
35% x 20 = 7
49
50
135 biscuits
90% x 150= 135
51
52
690 blue pens
115% x 600 = 690
Mathematics
Unit 9 :
Percentage (I)
Mr Vinc Chin
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