Auntie Tammy baked 63 more cheese buns than strawberry buns. After she gave
37 of the cheese buns and 0.6 of the strawberry buns to Vanessa, she was left with 90 fewer strawberry buns than cheese buns. How many buns did she bake?
| |
Cheese buns |
Strawberry buns |
Comparing cheese buns
and strawberry buns
at first |
63 more |
|
Before
|
7x5 =
35 u |
+ 63 |
5x7 =
35 u |
Change
|
- 3x5 =
- 15 u |
- 27 |
- 3x7 =
- 21 u |
After
|
4x5 =
20 u |
+ 36 |
2x7 =
14 u |
Comparing cheese buns
and strawberry buns
in the end |
90 more
|
|
37 x 63 = 27
63 - 27 = 36
0.6 =
610 =
35If Auntie Tammy baked another 90 strawberry buns, there would be equal number of cheese buns and strawberry buns in the end.
20 u + 36 = 14 u + 90
20 u - 14 u = 90 - 36
6 u = 54
1 u = 54 ÷ 6 = 9
Total buns that Auntie Tammy baked
= 35 u + 63 + 35 u
= 70 u + 63
= 70 x 9 + 63
= 630 + 63
= 693
Answer(s): 693
