Simon had
310 as many beads as Natalie. After Simon bought another 94 beads, he had 11 less beads than Natalie. How many beads did Simon have at first?
| |
Simon |
Natalie |
| Before |
3 u |
10 u |
| Change |
+ 94 |
|
| After |
3 u + 94 |
10 u |
Natalie had 11 more beads than Simon in the end. So, if Simon had another 11 beads, he would have the same number of beads as Natalie.
10 u = 3 u + 94 + 11
10 u - 3 u = 94 + 11
7 u = 105
1 u = 105 ÷ 7 = 15
Number of beads that Simon had at first
= 3 u
= 3 x 15
= 45
Answer: 45
