SME
Grade 2 Math · Number & Base Ten
Understand place value to 1,000
Use this for “How many hundreds, tens and ones are in 347?”
Picture
347: three hundred forty-seven
Flats are hundreds, rods are tens, small cubes are ones.
This is an example. Type the numbers from your problem to start.
Number
=
Hundreds
hundreds
+
Tens
tens
+
Ones
ones
Number sentences
347 = 3 hundreds + 4 tens + 7 ones
347 has 3 hundreds
The tens digit of 347 is 4
The ones digit of 347 is 7
Good to know
•
10 ones make 1 ten; 10 tens make 1 hundred.
•
A digit’s place tells its value: the left digit of a 3-digit number is the hundreds.
•
10 hundreds make 1,000.
•
A 0 holds an empty place: 305 has no tens.
Step-by-step
WE KNOW
Number: 347
FIND
hundreds, tens, ones
Step 1 · Find hundreds
347 has ? hundreds
Read the digit in the hundreds place (count the flats).
347 = 300 + 40 + 7
300 is 3 hundreds
Hundreds: 3
Step 2 · Find tens
The tens digit of 347 is ?
Read the digit in the tens place (count the rods).
40 is 4 tens
Tens: 4
Step 3 · Find ones
The ones digit of 347 is ?
Read the digit in the ones place (count the small cubes).
7 is 7 ones
Ones: 7
Check
Put the numbers back in. Both sides should match.
300 + 40 + 7 = 347 ✓
347 has 3 hundreds ✓
The tens digit of 347 is 4 ✓
The ones digit of 347 is 7 ✓
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