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

Read these sentences. More and more countries are spying not just on their enemies but on nations that are friendly to them as well. If this continues, the worl
can someone help me please? and probably explain it if you can.
Help me please ????????????????
Does anyone know the answer pleaseeee
The measure of angle DEH is ___ degrees.
Indicate where each item should be presented in the statement of cash flows (indirect method) using these four major classifications: operating activity (that i
How do changing prices affect supply and demand
y Uh 4 3 1 2 3 4 5 4 3 2 11 -27 37 -4 -5 O y2-3x+2 O y>-3x+2 oys - 1/2x + 2
What is the equation of the line with an X intercept of negative 2 and Y intercept of one
One fifth plus one tenth equals what