Roman Numerals
What is CCXLII in modern form?
242
Solve the addition problem:
2,935 + 7,346
10,281
6,000 - 926 =
5,074
Solve by rounding first to find the estimated answer. Then, use addition to find the sum.
25,736 + 12,548 + 36,985 =
Estimated answer: 70,000
Sum: 75,269
$63,807.24 - $9,756.00
$54,051.24
What is XXVII in modern form?
27
Solve the addition problem:
8,946 + 6,573
15,519
Find the difference:
9,560 - 8,192 =
1,368
Use rounding to estimate. Then add to find the sum.
503,149 + 180,590 + 248,762 =
Estimated answer: 900,000
sum: 932,501
$23,789.66 + $1,564.72
$25,354.38
426
Find the missing addend:
_____ + 71 + 85 = 194
38
4,100 - 843 =
3,257
Use rounding to find the estimated answer. Then, add to find the sum.
$235.17 + $137.23 + $427.45 =
Estimated answer: 800
Sum: 799.85
Garett has 63.70 in his savings account. If he withdraws 40.00, what is his bank balance now?
$23.70
What is CXXVII in modern form?
127
Find the missing addend:
525 + _______ = 9,924
9,399
8,000 - 4,669
3,331
Use rounding to estimate. Then subtract to find the difference.
599,991 - 421,351 =
Estimated answer: 200,000
difference: 178,640
$60.00 - $59.68
$0.32
What is 796 in Roman Numerals?
DCCXCVI
Solve the addition problem:
2,489 + 9,605 + 3,814 =
15,908
There are 23,145 verses in the old testament of the Bible. The new testament has 7,957 verses. How many fewer verses does the new testament have than the old testament?
15,188 verses
Use rounding to estimate. Then, subtract to find the difference.
$907.15 - $35.43 =
Estimated answer: 900
difference: 871.72
Alyssa is at a diner, and she orders dishes worth 73.65. She gives a fifty-dollar bill and two twenty-dollar bills to the waiter, and asks him to keep the change. How much does the waiter get to keep?
$16.35