Estimate
Round 73 to the nearest 10.
70
What is the next number in the following number pattern: 30,40,50,60,70,80, ___
What is 90
Find the product of 3 X 4
12
Add Mentally: 40+24
64
Luciano is baking pies. He makes 9 cherry pies with 5 slices in each pie. How many slices of pie does he make?
45 slices of pie
Estimate the sum
29 + 31
About 60
What is the next number in the following number pattern: 28, 30, 32, 34, ____
36
Find the product of 7 X 2
14
Subtract mentally: 49-40
9
AnnaLisa sold 8 cups of lemonade at her lemonade stand. Each cup of lemonade sold for 3$. How much money did AnnaLisa make?
24$
Round 3,877 to the hundreds place
3,900
What is the next number in the following number pattern: 39, 34, 29, 24, _____
19
Find the product of 6 X 5
30
Add Mentally: 422+9
431
Liam was playing with some Legos. He used 36 Legos to build. There were 48 left on the floor. How many Legos did Liam begin with?
84 Legos
Round 163,566 to the hundreds place.
163,600
What is the next number in the following number pattern: 32, 40, 48, _____
56
Find the product of 8 x 9
72
Subtract Mentally: 452 - 40
412
Derek has 3 times as many baseball cards as his brother. His brother has 25 baseball cards. How many baseball cards does Derek have?
75 baseball cards
Estimate the difference.
410 - 322
About 100
What is the next number in the following number pattern: 81, 72, 63, 54, ____
45
Find the product of 6 x 20
120
Add Mentally: 188 + 300
488
Jan has 230 marbles. She gave some to her friend. Now she has 113 marbles. How many did she give to her friend?
117