HOW DO I ADD/SUBTRACT FRACTIONS WITH LIKE

DENOMINATORS?

HOW TO ADD FRACTIONS WITH LIKE DENOMINATORS

Example:

65

641

64

61

HOW TO SUBTRACT FRACTIONS WITH LIKE DENOMINATORS

Example:

61

623

62

63

HOW TO ANSWER THE FOLLOWING QUESTIONS USING AN IRESPOND REMOTE

When adding and subtracting fractions, use the fraction bar (bottom right button) on your iRespond remote to enter the answer.

The answer in your remote will look like this: Example: 2/8

2/8 is the same as Fraction

Bar

Subtract:

81

82

Subtract:

52

54

Add:

21

21

Add:

82

84

Subtract:

51

54

Subtract:

82

87

Add:

93

93

Add:

108

101

GEORGIA STANDARDS CORRELATION

Math:3rd Grade

M3N5 Number and Operations: Decimals and Fractions Students will understand the meaning of

decimal fractions and common fractions in simple cases and apply them in problem-solving situations.

Element: M3N5.e Understand the concept of addition and

subtraction of decimal fractions and common fractions with like denominators.

Element: M3N5.f Model addition and subtraction of decimal

fractions and common fractions with like denominators.

Element: M3N5.g Use mental math and estimation strategies

to add and subtract decimal fractions and common fractions with like denominators.

GEORGIA STANDARDS CORRELATION

Math:4th Grade

M4N6 Number and Operations: Fractions

Students will further develop their understanding of the meaning of common fractions and use them in computations.

Element: M4N6.b Add and subtract fractions and mixed

numbers with like denominators. (Denominators should not exceed twelve.)