garcialuis60292 garcialuis60292
  • 04-04-2020
  • Mathematics
contestada

Use mental math to find the sum of 43 and 57

Respuesta :

Аноним Аноним
  • 04-04-2020

Answer:

100

Step-by-step explanation:

43+57=100

I added 3+7=10

Then 40+50=90 and added them

90+10=100

Answer Link
kyleotw kyleotw
  • 04-04-2020

Answer: 100

Step-by-step explanation:

You know that 3+7=10

You know that 40+50=90

90+10=100

Answer Link

Otras preguntas

The fuel efficiency (mpg rating) for cars has been increasing steadily since 1980. The formula for a car's fuel efficiency for a given year between 1980 and 199
What is the chemical equation for F2 + At- -->
Which number is an integer? -3 -6.1 2 1/2 7.8
In the business cycle, which term best fits the labeled point on the graph? A. Trough B. Contraction C. Peak D. Expansion
What is 50% of 50% of 50%​
If you know how to solve this, Please answer it. Thank YouPlease show your work and the steps.The first one to answer the question right, will get Brainlist! I
find the area of the figure below (URGENT//GIVING BRAINLIEST)
is cyberbullying still relevant today?explain using 2-3 sentences only​
A bakery sells cakes, cookies, and pastries. They wonder if customers are equally likely to buy each product. They take a sample of 200 recent purchases and rec
Another word for oxidation is Decaying Rusting Cutting Burning