Addition and Subtraction
Use your whiteboard to solve:
25,406 + 94,396 =
119,802
Use your whiteboard to solve:
78 x 42 =
3,276
Write vertically and solve using your whiteboard:
3 1/8 + 6 2/8 =
9 3/8
Use your whiteboard to change this mixed number into an improper fraction:
3 2/4
1+1+1+2/4
4/4 + 4/4 + 4/4 +2/4
=14/4
Use your whiteboard to figure out what the ? equals in these equivalent fractions:
2/5 = ?/10
On my whiteboard, I used a number line to prove that
2/5 = 4/10
Solve using your whiteboard:
98,893 - 97,794 =
1,099
Use your whiteboard to solve:
56 x 77 =
4,312
Write vertically and solve using your whiteboard:
5 4/10 - 4 2/10 =
1 2/10
Use your whiteboard to change this mixed number into an improper fraction:
4 3/6
1+1+1+1+3/6
6/6 + 6/6+ 6/6 + 6/6 +3/6
=27/6
Use your whiteboard to figure out what the ? equals in these equivalent fractions
7/14 = ?/28
7/14 = 14/28
Solve using your whiteboard:
984, 321 + 458, 929 =
1,443,250
Rewrite and solve using your whiteboard:
2052 divided by 3.
684
Write vertically and solve using your whiteboard:
7 8/10 + 7 9/10 =
14+1+7/10=
15 7/10
Use your whiteboard to change this improper fraction into a mixed number:
7/4
=1 + 3/4
=1 3/4
Is 7/6 greater than or less than 1?
7/6 is greater than 1.
Solve using your whiteboard:
125,950 - 103,775 =
22,175
Rewrite and solve using your whiteboard:
9352 divided by 7
1,336
Write vertically and solve using your whiteboard:
3 1/4 - 1 3/4 =
1 2/4
Use your whiteboard to change this improper fraction into a mixed number:
9/4
I can pull out 4/4, 4/4, 1/4
=1 + 1 + 1/4
= 2 1/4
Is 2/6 greater than or less than 1/2?
2/6 is less than 1/2
Use your whiteboard to solve:
806,585,004 - 505,111,284 =
301,473,720
Rewrite and solve using your whiteboard:
3538 divided by 9
393 r 1
Write vertically and solve using your whiteboard:
8 3/6 - 2 5/6 =
5 4/6
Use your whiteboard to change this improper fraction into a mixed number:
36/8
I can pull out 8/8, 8/8, 8/8, 8/8, 4/8
=1+1+1+1+4/8=
4 4/8
Is 3/5 greater than or less than 1/2?
3/5 is greater than 1/2