math 115
posted by Lea .
1. perform the indicated addition. 2,580+675+36= 3,291 is this correct?
2. perform the indicated subtraction. 44,37725,058=19,319 is this correct?
3.312x371= 3,432 is this correct?

The first two are correct.
But the last one cannot be correct. 300 * 300 must equal 9 or 10 something.
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