MCQ (Multiple choice questions)
add -2/3 and 3/7
a) 1/3
b) 1/7
c) -5/21
d) 5/21
Answers
Answered by
1
Answer:
-5/21 is the answer
Step-by-step explanation:
-2/3+3/7
(-2×7+3×3)/3×7
(-14+9)/21
-5/21
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