dreyes5234 dreyes5234

11-08-2018
Mathematics

contestada

Explain howyou wouldestimateto subtract 189 from 643

Respuesta :

Supernova Supernova

11-08-2018

I would estimate 643 - 189 by rounding 643 to the tens place and 189 to the hundreds place.

643 => 640

189 => 200

Now you can subtract 200 from 640.

640 - 200 = 440

Answer Link

Otras preguntas

Why was the NATO created?

Calculate the discriminant.x2 – 2x + 4 = 0 20 12 –12 0

Explain why Britain's policy of appeasement failed to prevent the German expansion from 1937 to the takeover of Czechoslovakia in March 1939.

Solve the following by substitution : -x + y = 10x - y = 5

what is 14b+3a=91?I need to find the values of a and b please

Which of the following is NOT a part of the setting? A. TimeB. LocationC. MoodD. Sequence

Please Help I Have a project due this week and I need help !!!!!!!!!!!!!!!!!What was the Mayans surplus(large quantities)of food used for?

Samuel's Car Service will charge a flat travel fee of $4.75 for anyone making a trip. They charge an additional set rate of $1.50 per mile that is traveled. Wha

write word equation for the following reactions.Hydrochloric acid + sodium hydroxideSulphuric acid + copper hydroxideNitric acid+ sodium hydroxideHydrochloric

PROJECT DUE twomarrow who is the leader of the NAZI SOVIET PACT