"Mental Math"
62-40
22
42
- 20
22
20 + 20 + 20
60
30 students are in class, but 18 go to reading groups. How many students are still in class?
12
Shield shaped and cone shaped
55 + 40
95
80
-30
50
427 + 18 =
445
Liam reads 20 pages. Jayce reads twice as many pages as Liam. How many pages did they read all together?
60
How many electoral votes does a candidate need to win a presidential election?
270
126 + 30
156
91 - 36 =
55
Zeplin had 76 Skittles. He shared 49 of them with Quincey. How many Skittles does he still have?
27
Which kind of storm is the most dangerous?
Hurricane
220 - 110 =
110
40 - 18 =
22
94 + 38 =
132
There are 2 wheels on a bicycle. How many wheels will there be if there are 6 bicycles?
12
What is the word for "borrowing" a ten from the neighbor?
Regrouping
1,525 - 525 =
1,000
536 - 458
78
2,982 + 1029 =
4,011
Mrs. G had $56. She spent $18. But then she earned $23 more. How much money does she have?
$61
What is lava?
Magma above ground