There are 400 counters in a bag. 36% of the counters are yellow. 2/5 of the counters are blue. The rest of the counters are green.Work out how many counters are green.
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Total counters = 400
Yellow counters = 36%
= 36% x 400
= 36/100 x 400
= 36 x 4
= 144 counters
Blue counters = 2/5
= 2/5 x 400
= 2 x 80
= 160 counters
Green counters = Total counters - Yellow counters + Blue counters
= 400 - 144 + 160
= 400 - 304
= 96 counters
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