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Tuesday 4 August 2015

Problem solving practice W2T2


Problem

The school is trying to figure out how much coffee they are going to need to buy for in the staffroom for this month. Usually they buy enough for 232 cups of coffee, however Mr Goodwin and Mr Sommerville are going to drink their own coffee this month.

If Mr Goodwin and Mr Somerville together drink around  54 cups of coffee each month. How many cups of coffee worth should the school buy?

Equation

232

-

54

=

?

232-54=


           
-2=230   -30=200 -2=198    -20=178

Answer

232

-

54

=

178

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