dance8
dance8 dance8
  • 01-12-2016
  • Mathematics
contestada

write an expression that can be used to multiply 6 x 198 mentally? please answer thanks!

Respuesta :

YanaMachelle YanaMachelle
  • 01-12-2016
Assuming you meant 6 x 198... Do a mental sum for 6 x 200 (1200) then subtract 6
Answer Link
Combofied Combofied
  • 01-12-2016
-6 x 2 + 6 x 200. Since you want to find out 6 multiplied by 198 the easiest way (for me) would be to round it and then substract 12 since 200-198 is equal to 2 and 6 x 2 is equal to 12

Answer Link

Otras preguntas

Extra food is stored in a root's _____. vascular cylinder cortex epidermis pith
12x+3 y=-18 Slope intercept form
Why does your brain do some tasks automatically?
which of the following statements regarding activity based costing (ABC) is incorrect? - activity costs are absorbed into products -apportionment of overhead
The triangles are congruent by SSS or HL. Which transformation(s) can map PQR onto STU? translation only rotation only rotation, then reflection reflection, the
While driving under normal conditions which of the following principles should be used to keep the appropriate distance between your vehicle and the vehicle in
11.(A-CED.A.1 ) Write and solve the equation Ahmad runs m miles each day. Ali runs twice as many miles as Ahmad. Altogether, they run 18 miles each day. How ma
Explain why supply and price are positively related
what does : mean in a mathematical sentence​
Help this is high school mathematics and even though I’m usually good I need a little help it would be nice if you could also provide how you found the answer