11.5k views
4 votes
Estimate product
126.12 and 2.2

2 Answers

3 votes
I might round 126.12 UP to 130 and 2.2 DOWN to 2, then multiply 130 x 2 to get 260. This UNDER-estimates the true answer, 277.4, because rounding 126.12 up to 130 is only a slight increase percentage-wise (about 3%) whereas rounding 2.2 down to 2 is a greater decrease percentage-wise (10%).
User Andrii Sukhoi
by
7.4k points
0 votes
so estimate
round to whole numbers
126 times 2
we know that times 2 is just add them twice
126 times 2=126+126=252
aprox 252
User MrFlick
by
8.1k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories