Multiples of 10 Multiplication
What is 20 x 10?
200
What does sum mean?
Addition
What is 27 rounded to the nearest ten? (20 or 30)
30
What is 12 x 5?
60
What is 12 x 12?
144?
What is 7 x 40?
280
What does difference mean?
Subtraction
What is 455 rounded to the nearest hundred? (400 or 500)
500
What is 13 x 3?
39
What is 13 x 13?
169
What is 80 x 40?
3,200 or 3200
Write 4 times the sum of 12 and 8 as a number sentence
4 x (12 + 8)
27 x 32 ~ ________. Round to the nearest tens then multiply
30 x 30 = 900
What is 22 x 3?
66
What is 21 x 22?
462
What is 60 x 900?
54,000 or 54000
Write 5 times the difference between 24 and 12 as a number sentence
5 x (24-12)
35 x 42 ~ ______. Round to the nearest tens then multiply
40 x 40 = 1,600
What is 25 x 4?
100
What is 32 x 21?
672
What is 400 x 900?
360,000 or 360000
Write the sum of 4 nines and 5 nines as a number sentence
(4 x 9) + (5 x 9)
32 x 532 ~________. Round to the nearest tens and hundreds then multiply
30 x 500 = 15,000
What is 23 x 5?
115
What is 25 x 23?
575