2/11 * -22/15 + -2/11 *3/5 + -1/21 * -3/5
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Answer:
9/15
Step-by-step explanation:
2/11 * -22/15 + -2/11 *3/5 + -1/21 * -3/5
=2/15+6/55+1/15
=22/165+66/165+11/165
=99/165
=9/15
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