radomes.openskiesproject.org
crisleigh
crisleigh crisleigh
  • 25-01-2017
  • Mathematics
Answered

Sue wants to use mental math to solve 7 times 53. What is an expression that she can use?

Verified Answer :

ethanmitchell44
ethanmitchell44 ethanmitchell44
  • 25-01-2017

multiplication....................... 

Answer Link
sfaigan sfaigan
  • 25-01-2017

53 = (10 x 5) + 3

7 x 53 = (7 x 5 x 10) + (7 x 3)

7 x 5 x 10 = 35 x 10 = 350
7 x 3 = 21

350 + 21 = 371

Answer Link

Related Questions

relaxing is not as easy as it looks
The of the cell directs cell activity and acts like the control center
In the North new technologies resulted in the growth of an economy based on fishing transportation manufacturing farming
Solve the inequality and show your work 1420x 217438
Solve 9x 3x 36 A 6 B 4 C 4 D 6
serving of food that has temper sent to 19 of a nutrient based on a 2000 cal diet is considered to have
How does the diaphragm work to change air pressure in the lungs and as a result cause breathing
8 8 If a potential difference of 100 V is maintained across a conductor of resistance 50 Ωhow many electrons are flowing through it in one second First find the
The law of superposition states that in horizontal layers of sedimentary rock each layer isOA Younger than the layer above it and older than the layer below itO
what supplies the energy for muscle contraction glucose oxygen atp glycogen