Read & Write Numbers
write four hundred twenty-one in standard form
421
Round 14 to the nearest ten
10
Can you multiply numbers in any order and get the same product?
YES
23 x 4
92
What are the first 5 multiples of 4?
4, 8, 12, 16, 20
write two thousand, three hundred forty-five in standard form
2,345
round 276 to the nearest hundred
300
Will I get the same product for these equations?
2 x (3 x 4) AND (2 x 3) x 4
YES
53 x 8
424
What are the first 5 multiples of 6?
6, 12, 18, 24, 30
write 529 in word form
five hundred twenty-nine
round 539 to the nearest ten
540
What is the original multiplication problem being solved here?
5 (4 + 3)
5 x 7
2,587 x 4
10,348
How many factors and factor pairs does 20 have?
6 factors and 3 factor pairs
write 1,439 in expanded form
1,000 + 400 + 30 +9
round 1,529 to the nearest thousand
2,000
Solve:
5 (4 + 3)
35
59 x 21
1,239
How many factors does 16 have?
5
write 39,529 in expanded form
30,000 + 9,000 + 500 + 20 + 9
round 18,302 to the nearest thousand
18,000
What error was made here?
5 x 8
5 (5+2)
(5x5) + (5x2)
25 +10
35
5 + 2 does not equal 8, it should have said 5 + 3
79 x 65
5,135
How many factor pairs does 25 have?
2 factor pairs