Question

i) The solution for (-21) × [16+(-13)] is
2 points
63
(-42)
(-63)
Other:

ii) Ranjan went to play with 60 marbles. In 8 games he gained ( -5) marbles each and in 4 games he gained 4 marbles each. How many marbles did Ranjan have at the end?
2 points
36
124
63
Other:

iii)Sum of 2/5 and (-3)/9 in simplest form is
2 points
3/45
33/45
1/15
Other:
Please tell me answer fast.
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Answer 1

-63

2/5 + (-3/9)

2/5 - 3/9

2/5 - 1/3

LCM = 15

6/15 - 5/15

= 1/15

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