christinorthrup christinorthrup
  • 13-11-2019
  • Mathematics
contestada

Rather made a 10 to figure out sum for 9 + 3. Explain eathens thinking

Respuesta :

gcribben2008 gcribben2008
  • 13-11-2019

Answer: to make it easier

Step-by-step explanation:

well 9+3=12 but taking 1 from the three and making ten then adding 2 is easier

Answer Link

Otras preguntas

Simplify leaving your answers with positive indices photo has questions
Is north america north or south of the equator
How does photosynthesis affect carnivores?
Simplify leaving your answers with positive indices photo has questions
Is north america north or south of the equator
The distance between Earth and its moon is 3.84 × 108 meters. Earth’s mass is m = 5.9742 × 1024 kilograms and the mass of the moon is 7.36 × 1022 kilograms. Wh
The sum of the length l and 19
find the midpoint between each (8, -9) and (8, 5)
How do you work out perimeter of a trapezium
How was Virginia settled-peacefully, wars, easily, difficult, etc?