0%

H.7 Use expanded form to subtract three-digit numbers

Subtract 854 − 312 using expanded form.

854 = 800 + 50 + 4
312 = 300 + 10 + 2

Subtract the hundreds, the tens, and the ones.

854 − 312 = 500 + +

Now find the difference.

854 − 312 =

Subtract 864 − 231 using expanded form.

864 = 800 + 60 + 4
231 = 200 + 30 + 1

Subtract the hundreds, the tens, and the ones.

864 − 231 = 600 + +

Now find the difference.

864 − 231 =

Subtract 741 − 320 using expanded form.

741 = 700 + 40 + 1
320 = 300 + 20 + 0

Subtract the hundreds, the tens, and the ones.

741 − 320 = + + 1

Now find the difference.

741 − 320 =

Subtract 865 − 243 using expanded form.

865 = 800 + 60 + 5
243 = 200 + 40 + 3

Subtract the hundreds, the tens, and the ones.

865 − 243 = + + 2

Now find the difference.

865 − 243 =

Subtract 735 − 614 using expanded form.

735 = 700 + 30 + 5
614 = 600 + 10 + 4

Subtract the hundreds, the tens, and the ones.

735 − 614 = + + 1

Now find the difference.

735 − 614 =

Subtract 968 − 843 using expanded form.

968 = 900 + 60 + 8
843 = 800 + 40 + 3

Subtract the hundreds, the tens, and the ones.

968 − 843 = + + 5

Now find the difference.

968 − 843 =

Subtract 963 − 842 using expanded form.

963 = 900 + 60 + 3
842 = 800 + 40 + 2

Subtract the hundreds, the tens, and the ones.

963 − 842 = + + 1

Now find the difference.

963 − 842 =

Subtract 684 − 252 using expanded form.

684 = 600 + 80 + 4
252 = 200 + 50 + 2

Subtract the hundreds, the tens, and the ones.

684 − 252 = + + 2

Now find the difference.

684 − 252 =

Subtract 846 − 624 using expanded form.

846 = 800 + 40 + 6
624 = 600 + 20 + 4

Subtract the hundreds, the tens, and the ones.

846 − 624 = + + 2

Now find the difference.

846 − 624 =

Subtract 763 − 241 using expanded form.

763 = 700 + 60 + 3
241 = 200 + 40 + 1

Subtract the hundreds, the tens, and the ones.

763 − 241 = + + 2

Now find the difference.

763 − 241 =

Subtract 782 − 571 using expanded form.

782 = 700 + 80 + 2
571 = 500 + 70 + 1

Subtract the hundreds, the tens, and the ones.

782 − 571 = + + 1

Now find the difference.

782 − 571 =

Subtract 924 − 302 using expanded form.

924 = 900 + 20 + 4
302 = 300 + 0 + 2

Subtract the hundreds, the tens, and the ones.

924 − 302 = + + 2

Now find the difference.

924 − 302 =

Subtract 865 − 423 using expanded form.

865 = 800 + 60 + 5
423 = 400 + 20 + 3

Subtract the hundreds, the tens, and the ones.

865 − 423 = + + 2

Now find the difference.

865 − 423 =

Subtract 975 − 432 using expanded form.

975 = 900 + 70 + 5
432 = 400 + 30 + 2

Subtract the hundreds, the tens, and the ones.

975 − 432 = 500 + +

Now find the difference.

975 − 432 =

Subtract 642 − 210 using expanded form.

642 = 600 + 40 + 2
210 = 200 + 10 + 0

Subtract the hundreds, the tens, and the ones.

642 − 210 = 400 + +

Now find the difference.

642 − 210 =

Subtract 952 − 430 using expanded form.

952 = 900 + 50 + 2
430 = 400 + 30 + 0

Subtract the hundreds, the tens, and the ones.

952 − 430 = + + 2

Now find the difference.

952 − 430 =

Subtract 763 − 421 using expanded form.

763 = 700 + 60 + 3
421 = 400 + 20 + 1

Subtract the hundreds, the tens, and the ones.

763 − 421 = 300 + +

Now find the difference.

763 − 421 =

Your score is

The average score is 100%

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