WorksheetsUsing Front End Estimation to Add
Total questions: 10
Worksheet time: 15mins
Use front end estimation and match each of the following questions to their sums.
7 456 + 3 892
10 000
1 224 + 3 567
4 000
3 678 + 2 576
5 000
678 + 987
1 500
542 + 623
1 100
4 687 + 2 873=
(a)
Estimating is when you use information you know to find a solution that is close to the actual (a) .
Use front end estimation to match each of the following questions to the correct estimation.
578 + 321
800
376 + 213
500
400 + 399
700
1 456 + 8 654
9 000
4 352 + 2 345
6 000
How do you feel about doing front end estimation so far?
1: I am lost and have so many questions.
2: I am beginning to understand it, but I still have a number of questions.
3: I understand it and I still have one or two questions.
4. I understand it really well and could teach someone else what it means.
Write your own addition sentence and also write the estimate using front end estimation.
4 543 + 2 367→ (a)
3 030 + 3 405
(a)
The estimate for 5 789 + 7 890 is
12 000
11 000
1200
1 300
Put each expression with the estimate you would get when using front-end estimation.
4 567 + 2 345
5 786 + 1 345
3 989 + 3 123
578 + 123
245 + 498
309 + 367
8 976 + 6 744
9 523 + 5 123
7 234 + 7 986
567 + 324
287 + 678
478 + 401
