2nd grade
posted by Anonymous .
mom weighs 100 pounds her son weighs 450 pounds. how many pounds do they weigh in all?

100 + 450 = 550 pounds

100+450.

450
+100

550 pounds or 550lb 
550 pounds

add 100 to 450 to get your answer
100 + 450 = 550
Answer: 550 lbs 
you need help it equals 550 lb

100+450=550 lbs together
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