Show:
Addition and Subtraction
Rounding whole numbers
Rounding Decimals
Estimating Sums and Differences
Word Problems
100
76+28+2
What is 106?
100
Round 787 to the nearest hundred
What is 800
100
Round 76.9 to the nearest one
What is 77.0?
100
59+33
What is 60 + 30 = 90?
100
What is 22.9 -14.9 (Round to the ones place)
What is 23.0 -15.0 = 8.0
200
78-39
What is 39?
200
Round 5426 to the nearest ten
What is 5430?
200
Round 5.039 to the nearest hundredth
What is 5.040?
200
76-17
What is 80-20 =60
200
Wendy bought a computer for $1,980.65. She also bought some software that cost $345.69. How much did she spend on the computer and the software?
What is $2326.34
300
553-38
What is 515
300
Round 830,881 to the nearest thousand
What is 831,000?
300
Round 24.097 to the nearest tenth.
What is 24.100?
300
183-22
What is 180-20=160
300
Penny makes $12.50 per hour at her job at the bakery. If she gets a raise of $1.45 per hour, how much will she make?
What is $13.95
400
1004 + 68
What is 1,072?
400
Round 345,299 to the nearest thousand
What is 345,299?
400
Round 53.987 to the nearest one
What is 54.000?
400
179+325
What is 180+330 = 510
400
Nathan worked 33.45 hours last week and 43.55 hours this week. How many hours has Nathan worked together?
What is 77 hours?
500
582 + 237
What is 819?
500
Round 1,234,567 to the nearest million
What is 1,000,000?
500
Round 123.4567 to the nearest thousandth
What is 123.4570?
500
49.2 + 2.9
What is 49.0 + 3.0 = 52.0
500
How do you get a good grade on your math test?
What is STUDY?