Sarah baked 180 cupcakes. She gave 30 cupcakes to Ethan and some cupcakes to Vaidev. She had
310 of the total cupcakes left.
- How many cupcakes did she have left?
- What fraction of the total cupcakes did she give to Vaidev?
(a)
Total number of cupcakes = 10 u
10 u = 180
1 u = 180 ÷ 10 = 18
Number of cupcakes that Sarah had left
= 3 u
= 3 x 18
= 54
(b)
Number of cupcakes that Tina gave to Vaidev
= 180 - 54 - 30
= 96
Fraction of the total cupcakes that Sarah gave to Vaidev
=
96180=
815Answer(s): (a) 54; (b)
815