Ann1971 Ann1971
  • 02-12-2016
  • Mathematics
contestada

Sue wants to use mental math to find 7x53 write an expression she could use

Respuesta :

cgnmodel cgnmodel
  • 02-12-2016
7 x 53 =

7 x 3 = 21


7 x 50 =
7 x 10 = 70
70 x 5 = 350


350 + 21 + 371

Answer Link
sososarah sososarah
  • 02-12-2016
an expression that see can use is 7×50+7×3
Answer Link

Otras preguntas

Which unit would you use to measure the amount of water used to water a lawn? mm mL L g
2.3 + 0.02(x + 20) – 4.8 = -9 Show you work...again LOL
i need a valentine poem 14 lines long and every other line to rime except the last two
What is the change in elevation from 7,500 ft to 3,200 ft? 10,700 ft -4.300 ft 4,300 ft -10,700 ft
matter is anything that has____and volume.(write the word goes in the blank)​
The net force on a vehicle that is accelerating at a rate of 1.5m/s is 1,800 Newton’s. What is the mass of the vehicle to the nearest kilogram?
I need help on 13,14 ASAP
Please Help!30. A duck flying due east passes over Atlanta, where the magnetic field of Earth is 5.0 x 10-5 T directed north. The duck has a positive charge of
What did the 54th Massachusetts Regiment accomplish at Fort Wagner?
Um help me please:) Thanks