Question

21
Substract:
from
20
10
20​

Answer 1

Answer:

first u add 20+10+20=50

now subtract 21from 50

50-21=29

Step-by-step explanation:

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Answer 2

Answer:

10−5 = 5 ... The hours are less than 0, so add 24: −3+24 = 24−3 = 21.

Step-by-step explanation:

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