mATHS+PROBLEMS

At school we have been learning about tidy numbers.

123+735 +7 -7=858 By Jemma 130+728=858

I will be putting more on soon!

work this out yourself!

128+122= 250 By Jemma

123+337=460 By Jemma

750-800= -50 By Jemma (is that a trich question coz thats the answer i got) 350-450= -100 is that trick 2???? By Jemma 870+330= 1200 By Jemma Can you tell me if i have got them right???????