69×56-59×56=(69-59)×56=10×56=560
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=44*33+(16+18)*22=44*33+34*22=22*2*33+22*34=22*66+22*34=22*(66+34)=22*100=2200
44*33+16*22+22*18=44*33+22(16+18)=44*33+22*34=22*66+22*34=22*(66+34)=22*100=2200