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Place Value
Addition
Subtraction
Rounding
Metric System
100
10 × 3 ones = ________ ones = ______ tens
10 × 3 ones = 30 ones = 3 tens
100
6,311+268=
6,579
100
2,460-1,370=
1,090
100
Round 8,785 to the nearest thousand.
9,000
100
700 cm = _____ meters
700 cm = 7 meters
200
10 times as much as 4 is _______.
10 times as much as 4 is 40
200
8,314 + 2,493=
10,807
200
97,684-49,700=
47,984
200
Round 485,420 to the nearest ten thousand.
485,000
200
8,200 g =______ kg
8kg 200g
300
Write 10 × 6 tens in Unit Form and Standard Form
Unit Form = 60 Tens Standard Form = 600
300
544,811 + 356,445=
901,256
300
97,684-47,705=
49,979
300
Round 127,642 to the nearest thousand.
128,000
300
84L 702mL+12L 522mL
97L 224mL
400
Write (2 hundreds 3 tens) × 10 in Unit Form and Standard Form
Unit Form = 2 thousands 3 hundreds Standard Form = 2,300
400
38,193 + 6,376 + 241,457 =
286,026
400
100,300-72,312
27,988
400
Round 453,875 to the nearest thousand and ten thousand.
Thousand 454,000 Ten thousand 450,000
400
879,010 mL = ____L ____mL
879L 10mL
500
Jacob saved 2 thousand dollar bills, 4 hundred dollar bills, and 6 ten dollar bills to buy a car. The car costs 10 times as much as he has saved. How much does the car cost?
2,460 times 10 = 24,600
500
The office supply closet had 25,473 large paperclips, 13,648 medium paperclips, and 15,306 small paperclips. How many paperclips were in the closet?
54,427
500
A newspaper company delivered 240,900 newspapers before 6 a.m. on Sunday. There were a total of 525,600 newspapers to deliver. How many more newspapers needed to be delivered on Sunday?
284,700
500
There are 16,850 Star coffee shops around the world. Round the number of shops to the nearest thousand and ten thousand. Which answer is more accurate?
thousand = 17,000 ten thousand= 20,000 17,000 is more accurate.
500
A bag of potatoes and a bag of onions weigh 11 kg 15 g. If the bag of potatoes weighs 7 kg 300 g, how much does the bag of onions weigh?
The bag of onions weighs 3,715 g or 3 kg 715 g