crisleigh
crisleigh crisleigh
  • 25-01-2017
  • Mathematics
contestada

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

Respuesta :

conn2255
conn2255 conn2255
  • 25-01-2017
7*5*10 +
7*3
Off the top of my head like sue
Answer Link
hdolgin56 hdolgin56
  • 25-01-2017
+2
  53
*   7
___   7 times 3 =21 the add the 2 to 7*5 which equals 35 you add 2 =371
 371
Answer Link

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