Integers
1 + -4 = ?
-3
The Giddy Gizmo produces 838 books each hour in Michigan and 449 books each hour in North Carolina. Approximately how many books does the Giddy Gizmo produce each hour total?
840 + 450 = 1290 books
or
800 + 500 = 1300 books
1 + 5/4
1 5/4
2 * 3/4
3/2
2 2/4
5/2
6/8
3/4
4 - 9 = ?
-5
Emily has 9,294 paper clips while Tom has 7,786 paper clips. Approximately how many paper clips do they have together?
9000 + 8000 = 17000 paper clips
7/8 - 1/3
13/24
-1/2 * 5/6
-5/12
6 5/6
41/6
7/21
1/3
21 - 12 = ?
9
Amy has 41 songs while Olivia has 24 songs. Estimate how many more songs does Amy have than Olivia?
40 - 20 = 20 songs
-1/10 - 3
-3 1/10
1/2 / 2/3
3/4
8 9/12
35/4
105/315
1/3
When you add an ODD number and an ODD number, what do you get?
An EVEN number.
Ex: 23 + 13 = 36
Ryan has $402 in a savings account and $51 in a checking account. How much more money does Ryan have in the savings account?
402 - 51 = $351
-7/11 + 7
6 4/11
4/7 * 3/11
12/77
13 7/11
150/11
35/56
5/8
-17 - (-6) =
-11
Michelle has 6040 cards while Emma has 4872 cards. How many more cards does Michelle have than Emma?
6040 - 4872 = 1168 cards
-5/9 - 5/7
-1 17/63
7/12 / 3/11
77/36
21 3/4
87/4
27/99
3/11