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
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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

The answers here are easy XD