1 problem 6problem 5 standard 2.2 problem 8problem 7 multiples table adding and subtracting with...
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1
PROBLEM 6PROBLEM 5
STANDARD 2.2
PROBLEM 8PROBLEM 7
MULTIPLES TABLE
ADDING AND SUBTRACTING WITH FRACTION BARS
PROBLEM 1
PROBLEM 4PROBLEM 3
PROBLEM 2
PROBLEM 10PROBLEM 9
PROBLEM 12PROBLEM 11
EQUIVALENT FRACTIONS
END SHOW
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2
2.2 Add and subtract fractions, factoring to find common denominators
2.2 Sumar y restar fracciones, factorizando para encontrar denominadors comunes.
GRADE 7: Number Sense
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3
+
14
+ = 3 4
Add:
14
12
12
34
STANDARD 2.2
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4
46
+
56
46
+ 212 = 5
6Add:
212
STANDARD 2.2
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5
+
12
14
+ 312 = 1
2Add:
312
14
STANDARD 2.2
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6
26
+
23
26
+ 412 = 2
3Add:
412
STANDARD 2.2
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7
22
33
44
66
EQUIVALENT FRACTIONS
= 24
= 36
= 48
= 6 12
FRACTION in lowest terms FRACTION IN HIGHEST TERMS
GOING FROM lowest terms to HIGHEST TERMS
12
12
12
12
= 12
STANDARD 1.2
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8
24
....
22
= 12
36
....
33
= 12
48
....
44
= 12
612
....
66 = 1
2
=12
FRACTION in lowest terms FRACTION IN HIGHEST TERMS
EQUIVALENT FRACTIONS
GOING FROM HIGHEST TERMS to lowest terms
STANDARD 1.2
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9
1 2 3 4 5 6 7 8 9
Multiples of 1
2 4 6 8 10 12 14 16 18
Multiples of 2
3 6 9 12 15 18 21 24 27
Multiples of 3
4 8 12 16 20 24 28 32 36
Multiples of 4
5 10 15 20 25 30 35 40 45
Multiples of 5
6 12 18 24 30 36 42 48 54
Multiples of 6
7 14 21 28 35 42 49 56 63
Multiples of 7
8 16 24 32 40 48 56 64 72
Multiples of 8
9 18 27 36 45 54 63 72 81
Multiples of 9
STANDARD 2.2
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10
16
+38
= 924
424 + = 13
24
1 2 3 4 5 6 7 8 9 6 12 18 24 30 36 42 48 54
3 6 9 12 15 18 21 24 27 8 16 24 32 40 48 56 64 72
16
+38
Add:
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
11
27
+45
= 2835
1035 + = 38
35
27
+45
Add:
2 4 6 8 10 12 14 16 18 7 14 21 28 35 42 49 56 63
4 8 12 16 20 24 28 32 36 5 10 15 20 25 30 35 40 45
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
12
49
+37
= 2763
2863 + = 55
63
49
+37
Add:
4 8 12 16 20 24 28 32 36 9 18 27 36 45 54 63 72 81
7 14 21 28 35 42 49 56 63
3 6 9 12 15 18 21 24 27
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
13
12
+14
1 2 3 4 5 6 7 8 9
14
+Add: 12
2 4 6 8 10 12 14 16 18
1 2 3 4 5 6 7 8 9 4 8 12 16 20 24 28 32 36
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
14
12
+14
= 1 4
2 4 + = 3
4
1 2 3 4 5 6 7 8 9
14
+Add: 12
2 4 6 8 10 12 14 16 18
1 2 3 4 5 6 7 8 9 4 8 12 16 20 24 28 32 36
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
15
34
25
= 820
1520
= 720
34
–
25
Add:
–
–
3 6 9 12 15 18 21 24 27 4 8 12 16 20 24 28 32 36
2 4 6 8 10 12 14 16 18 5 10 15 20 25 30 35 40 45
STANDARD 2.2
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16
78
35
= 24 40
3540
= 1140
78
–
3 5
Add:
–
–
7 14 21 28 35 42 49 56 63 8 16 24 32 40 48 56 64 72
3 6 9 12 15 18 21 24 27 5 10 15 20 25 30 35 40 45
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
17
23
49
23
–
4 9
Add:
–
2 4 6 8 10 12 14 16 18 3 6 9 12 15 18 21 24 27
4 8 12 16 20 24 28 32 36 9 18 27 36 45 54 63 72 45
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
18
23
49
= 4 9
6 9
= 2 9
23
–
4 9
Add:
–
–
2 4 6 8 10 12 14 16 18 3 6 9 12 15 18 21 24 27
4 8 12 16 20 24 28 32 36 9 18 27 36 45 54 63 72 45
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved
19
67
56
= 35 42
3642
= 142
67
–
5 6
Add:
–
–
6 12 18 24 30 36 42 48 54 7 14 21 28 35 42 49 56 63
5 10 15 20 25 30 35 40 45 6 12 18 24 30 36 42 48 54
STANDARD 2.2
PRESENTATION CREATED BY SIMON PEREZ. All rights reserved