Answer:
A. 2, 160 R2
Step-by-step explanation:
8642 ÷ 4 = 2160 R2
(2160 × 4 = 8640) (8642 - 8640 = 2)
1 13/28
3×4/28 + 5×4/28. it 28 because the lcm of 4 and 7 is 28
21/28+20/28=41/28=1 13/28
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