Question

Find.(Write answers of this questions in Supplementary) (6)

1) 5/3 + 3/5
2) -3/8 – 7/11
3) (-4) ÷ 2/3

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Answer 1

Answer:

1 )5/3 +3/5 =5×5 +3×3/15

=25+9/15

=34 /15

2)-3/8 - 7/11

= 11×-3 -8×7 /88

= - 33 - 56 /88

= -89 /88

3) -4 ÷ 2/3

=-4/1 × 3/2

= -6 /2

= -3

hope this helps you

Answer 2

Answer:

1) lcm of 3 and 5 =15

5×5/3×5+3×3/5×3

=25/15+9/15

=34/15

= 2 4/15

2) lcm of 8 and 11 =88

-3×11/8×11 - 7×8/11×8

= -33/88 - 56/88

+89/88

= 88 1/89

3) (-4)/1 ÷ 2/3

(-4)/1 × 3/2

= (-2)×3

= (-6)